Top 17 auxiliary radio transmitter for 2022

We spent many hours on research to finding auxiliary radio transmitter, reading product features, product specifications for this guide. For those of you who wish to the best auxiliary radio transmitter, you should not miss this article. auxiliary radio transmitter coming in a variety of types but also different price range. The following is the top 17 auxiliary radio transmitter by our suggestions:

Best auxiliary radio transmitter

Product Features Go to site
Criacr [Upgraded Version] Bluetooth FM Transmitter for Car, Wireless FM Radio Transmitter Adapter Car Kit, Dual USB Charging Ports, Hands Free Calling, U Disk, TF Card MP3 Music Player Criacr [Upgraded Version] Bluetooth FM Transmitter for Car, Wireless FM Radio Transmitter Adapter Car Kit, Dual USB Charging Ports, Hands Free Calling, U Disk, TF Card MP3 Music Player Go to amazon.com
FM Transmitter, Doosl Universal Wireless in-Car Radio Adapter FM Modulator Music Player & Hands-Free Calls for iPhone, Android FM Transmitter, Doosl Universal Wireless in-Car Radio Adapter FM Modulator Music Player & Hands-Free Calls for iPhone, Android Go to amazon.com
JETech Wireless FM Transmitter Radio Car Kit for Smart Phones Bundle with 3.5mm Audio Plug and Car Charger, Black JETech Wireless FM Transmitter Radio Car Kit for Smart Phones Bundle with 3.5mm Audio Plug and Car Charger, Black Go to amazon.com
VicTsing Bluetooth FM Transmitter, Wireless In-Car Audio Adapter /w USB Port, Support AUX Input 1.44 Inch Display TF Card Slot - Silver Grey VicTsing Bluetooth FM Transmitter, Wireless In-Car Audio Adapter /w USB Port, Support AUX Input 1.44 Inch Display TF Card Slot - Silver Grey Go to amazon.com
Nulaxy Wireless in-Car Bluetooth FM Transmitter Radio Adapter Car Kit W 1.44 Inch Display Supports TF/SD Card and USB Car Charger for All Smartphones Audio Players-KM18 Nulaxy Wireless in-Car Bluetooth FM Transmitter Radio Adapter Car Kit W 1.44 Inch Display Supports TF/SD Card and USB Car Charger for All Smartphones Audio Players-KM18 Go to amazon.com
VicTsing Bluetooth FM Transmitter for Car, Wireless In-Car Bluetooth Adapter/w USB Port, Support Aux Input Output, TF Card and U-Disk, Hands-Free calls VicTsing Bluetooth FM Transmitter for Car, Wireless In-Car Bluetooth Adapter/w USB Port, Support Aux Input Output, TF Card and U-Disk, Hands-Free calls Go to amazon.com
VicTsing 1.8 VicTsing 1.8" Color Display Bluetooth FM Transmitter for Car, Wireless Bluetooth Car Adapter with EQ Mode, Power Off, 3 USB Ports, 4 Music Playing, Hands-Free Calls, AUX Input Go to amazon.com
(Upgraded Version) Bluetooth FM Transmitter, Sumind Wireless Radio Adapter Hands-Free Car Kit with 1.7 Inch Display, QC3.0 and Smart 2.4A Dual USB Ports, AUX Input/Output, TF Card Mp3 Player (Upgraded Version) Bluetooth FM Transmitter, Sumind Wireless Radio Adapter Hands-Free Car Kit with 1.7 Inch Display, QC3.0 and Smart 2.4A Dual USB Ports, AUX Input/Output, TF Card Mp3 Player Go to amazon.com
Handsfree Call Car Charger,Wireless Bluetooth FM Transmitter Radio Receiver,Mp3 Audio Music Stereo Adapter,Dual USB Port Charger Compatible for All Smartphones,Samsung Galaxy,LG,HTC,etc. Handsfree Call Car Charger,Wireless Bluetooth FM Transmitter Radio Receiver,Mp3 Audio Music Stereo Adapter,Dual USB Port Charger Compatible for All Smartphones,Samsung Galaxy,LG,HTC,etc. Go to amazon.com
Nulaxy Bluetooth FM Transmitter for Car, 1.8 Nulaxy Bluetooth FM Transmitter for Car, 1.8" Color Screen Wireless Radio Adapter Handsfree Car Kit with QC3.0 & 5V/2.4A Charging, Support USB Drive, microSD, Aux, EQ, Car Battery Reading- KM29 Black Go to amazon.com
Nulaxy Bluetooth FM Transmitter for Car, 1.8 Nulaxy Bluetooth FM Transmitter for Car, 1.8" Color Screen Radio Adapter W QC3.0 & 5V/2.4A Charging, Handsfree Call, Support microSD Card, Aux Play, EQ Modes - KM18 [Upgraded Version] Black Go to amazon.com
TECKNET F27 In Car Universal Wireless FM Transmitter with 3.5mm Audio Plug and USB Car Charger TECKNET F27 In Car Universal Wireless FM Transmitter with 3.5mm Audio Plug and USB Car Charger Go to amazon.com
BaseWish 7W 1W FM Transmitter, Mini Radio Stereo Station PLL LCD with Antenna and 3.5mm Audio Cable, for Drive-in Church SuperMarket School, Black BaseWish 7W 1W FM Transmitter, Mini Radio Stereo Station PLL LCD with Antenna and 3.5mm Audio Cable, for Drive-in Church SuperMarket School, Black Go to amazon.com
Beinhome FM Transmitter Audio Adapter Car Kit, Wireless in-Car Radio Transmitter Built-in 3.5mm Aux Port for Car iPhone 6s 5 SE iPod iPad Smart Phones MP3 MP4 Audio Players Beinhome FM Transmitter Audio Adapter Car Kit, Wireless in-Car Radio Transmitter Built-in 3.5mm Aux Port for Car iPhone 6s 5 SE iPod iPad Smart Phones MP3 MP4 Audio Players Go to amazon.com
(Upgraded Version) Sumind Car Bluetooth FM Transmitter, Wireless Radio Adapter Hands-Free Kit with 1.7 Inch Display, QC3.0 and Smart 2.4A USB Ports, AUX Output, TF Card Mp3 Player(Blue) (Upgraded Version) Sumind Car Bluetooth FM Transmitter, Wireless Radio Adapter Hands-Free Kit with 1.7 Inch Display, QC3.0 and Smart 2.4A USB Ports, AUX Output, TF Card Mp3 Player(Blue) Go to amazon.com
Bluetooth FM Transmitter, Vproof in-Car Wireless Radio Transmitter Adapter Music Player Car Kit W Blue Circle Ambient Light, 2 USB Ports, Hands Free Calling, TF Card & USB Flash Drive Support (Black) Bluetooth FM Transmitter, Vproof in-Car Wireless Radio Transmitter Adapter Music Player Car Kit W Blue Circle Ambient Light, 2 USB Ports, Hands Free Calling, TF Card & USB Flash Drive Support (Black) Go to amazon.com
VicTsing Bluetooth FM Transmitter for Car, Wireless in-Car Audio Adapter, Music Player Car Kit with Power Off, Stereo Sound, Hands-Free Calls and 2 USB Ports Support USB Flash Drive VicTsing Bluetooth FM Transmitter for Car, Wireless in-Car Audio Adapter, Music Player Car Kit with Power Off, Stereo Sound, Hands-Free Calls and 2 USB Ports Support USB Flash Drive Go to amazon.com
Related posts:

1. Criacr [Upgraded Version] Bluetooth FM Transmitter for Car, Wireless FM Radio Transmitter Adapter Car Kit, Dual USB Charging Ports, Hands Free Calling, U Disk, TF Card MP3 Music Player

Feature

High Quality Bluetooth Transmitter - More stable FM signal, better anti-interference performance, enhanced sound experience and built-in microphone with Echo cancellation and noise suppression (CVC) technology, offer your hands-free talking and wonderful music
Wider Range - Full FM radio frequency range from 87.5 to 108.0MHz is wider than what ordinary transmitters are of (88.1~107.9 MHz), which means you will get a frequency without interference more easily and do not have to keep re-tuning it
Excellent HI-FI Stereo Sound - Noise and wind suppressed by CVC technology to create full duplex sound quality; support MP3/wma/wav/flac, anti- statics design, enjoy the lossless music in your car!
Universal Compatibility & Memory Function - Supporting mobile's A2DP function, work with SD, TF card and U disc. Fit for most of the smartphone, tablet and more devices that equipped with bluetooth function. Besides, it will automatically connect to its memorized paired Bluetooth device when power on
Charge Easily - With two USB charging ports (output 5V-2100MA), you can get your devices full charged in short time. The power comes from cigarette lighter so it is suitable for most cars

Description

The Criacr FM Transmitter is a new Bluetooth FM Transmitter with Hands-free Car Kit Charger, which supports USB driver and TF card. It can automatically play and transmit the MP3 files of USB driver and TF card. Built-in microphone with Echo cancellation and noise suppression (CVC) technology can offer your clear talking and wonderful music. Two USB charging ports (output 5V-2100MA) are provided for you to get your devices full charged in short time.

Features:

Bluetooth Function:
With advanced Bluetooth module, it supports stream music from your phone or tablet via Bluetooth. It also supports connect your phone automatically after paired successfully for the first time.

Hands-free call:
With built-in Mic, you can make hands-free calls easily and safely.

2 USB Charging Ports:

With two USB charging ports, you can charge your phone or other devices simultaneously.
No need to worry about power shortage.

Specifications:

- Bluetooth version: V3.0 + EDR
- Frequency: 20h~20KHZ
- Sensitivity: -42db+/3db 360
- Voltage: 5V +/-0.5
- Working current: 45ma (max)
- Stand-by current: 25ma (max)
- Frequency: 2.402~2.480 ghz
- Effective range: 5m
- Sensitivity: -92dBm
- Rf output: 4dBm
- FM frequencies: 87.5MHz~108.0 MHz
- Transmitted power: 87dBuv~107dBuv
- Effective range: 2m

Operation Guide:

- Plug the FM transmitter into your car cigarette lighter socket for power and please find search this device with the name of T20.
- Find an empty station and keep the FM transmitter and car FM radio at the same frequency.
- Please press the "Next" and the "Phone" buttons together for 3-5 seconds, then you can change the language.
Note:

Please change another stable channel if it has a lot of static because of frequency conflict.
Please press the knob to adjust the channel when the screen displays the channel interface.

Package Included:

1 x FM transmitter
1 x User manual

2. FM Transmitter, Doosl Universal Wireless in-Car Radio Adapter FM Modulator Music Player & Hands-Free Calls for iPhone, Android

Feature

FM Transmitter, compatible with iPhone, iPad, iPod, Samsung, HTC, MP3, MP4 player and most devices with 3.5mm audio jack.Work with iphone 7,8,it need contact with lightning to 3.5mm adapter.
Internal 300mAh rechargeable battery, it can continuous play for 10 hours. You can enjoy your favourite music during your trip without any worries.
Supports the last FM frequency memory function, and uses PLL Phase-lock Technology to makes sure the stable output in all circumstances.
Supports hands-free phone conversation through the car stereo for safe driving.
Built-in digital tube display, easy to read and won't cause distraction in car; Left and right buttons to adjust FM frequency, convenient to use.

Description

Doosl FM Transmitter

Features:
Listen to your favorite music on your car stereo
Easy-to-read digital display
Convenient to control
The last FM frequency memory function
Built-in soft light, will not cause distraction in car
Hand free calling for safe driving
300mAh rechargeable battery, up to 10 hours playback

Specifications:
Effective Range: approx. 15ft
Frequency Range: 88.1-107.9MHz
Power Supply: inner 300mAh Li-Battery charging via Micro USB cable
Operation Time: up to 10 hours (built-in battery) music playback
Charging InputDC 5V
Dimensions: 62*25*14 mm

Package includes:
1 x Doosl FM Transmitter
1 x User Manual
1 x 18 months Warrenty Card

FAQ:
1 How do I run the Doosl FM Transmitter?
Simply operate the FM transmitter by following three steps:
1. Turn on your car stereo and select a blank and clear frequency which is without any interference from 88.1-107.9MHz.
2. Connect the Doosl FM Transmitter with your device via 3.5mm audio jack, and adjust to the same frequency as the car FM radio.
3. Now enjoy your favorite music!

2 must often changed channels for not sizzling?
1. Be sure to find empty stations manually or websites such as Radio-Locator.com and SiriusXM.com. Just type in your zip code or lieu.Essayez each station to determine which one offers the best sound quality.
2. Make sure the volume is good, the volume to about 3/4 seems to work best with FM transmitters.
3. Under the law, we do not allow to improve the signal, it is more difficult to find an empty station in the city.

3. JETech Wireless FM Transmitter Radio Car Kit for Smart Phones Bundle with 3.5mm Audio Plug and Car Charger, Black

Feature

Compatible with smartphones and tablets with a 3.5mm headphone jack, including iPhone 6s/6/SE/5s/5/4S/4, iPad, Samsung Galaxy and more
Plays music or audible books from audio devices through your car stereo system. Preserves high-fidelity sound via FM radio signal
Extra built-in USB port charges your smartphones, tablets, GPS and other devices while driving
Features an easy-to-read display and tactile buttons. Simply connect your device through the 3.5mm jack, set an idle FM channel on the transmitter, and tune the car radio to the same channel
Package Contents: JETech FM transmitter, instructions, lifetime warranty card

Description

Wireless FM Transmitter Radio Car Kit with 3.5mm Audio Plug and Car Charger for iPhone 6/5/4

4. VicTsing Bluetooth FM Transmitter, Wireless In-Car Audio Adapter /w USB Port, Support AUX Input 1.44 Inch Display TF Card Slot - Silver Grey

Feature

Wide Compatibility: VicTsing wireless in-car Bluetooth FM Transmitter is well compatible with iPhone 8,iPhone 8 plus, iPhone X, iphone 7 iphone 7 plus, Samsung, HTC, Blackberry, Sony, Tablet and iPad etc.
1.44'' Large LCD Backlight Display Screen: 1.44 inches screen provides clear display: song name, incoming phone number and voltage of the car battery.
Crystal Sound and Memory Function: Adopted advanced interference and noise cancellation technology - CVC technology creates full duplex sound and suppresses noise and wind. Our factory had improved the using experience to reduce interference. Also, our FM transmitter could automatically connect the next time if had been connected before.
Faster Charging STATION: Comes with a 5V-2.1A charging port which can charge most USB devices, better charging performance!( Unable to read USB sticks )
More Surprises: Firstly,Supports hands-free calling with microphone; Secondly, supports TF/Micro SD memory card in FAT format up to 32G; Thirdly, supports A2DP; Fourthly, supports MP3/WMA/FLAC format; support AUX output and input.

Description

Goose Neck Design and 1.44 LCD Display Screen
Flexible metal hose, Convenient to adjust its direction.
Large LCD Screen shows the incoming phone number, current song's name and the voltage of the storage battery clearly.
Easy Installation, Plug and play, Easy to use.

Memory Function
Fast Bluetooth pairing. Once paired, the FM transmitter will automatically connect with the last paired smart device when turned on next time.

Clear Sound and Hand-Free Calling
Adopted advanced interference and noise cancellation technology - CVC technology creates full duplex sound and suppresses noise and wind. Take hands-free calls for pleasurable driving experience!

Specifications:
Bluetooth Version: V3.0 + EDR
Effective Bluetooth Range: 10 meters
FM Frequency: 87.5MHz - 108.0MHZ
Working Voltage: 10V~24V
Audio Input/Output: 3.5mm audio interface
USB Charging Port: 5V/2.1A
Compatible Phone Models: Compatible with iPhone 8,iPhone 8 plus, iPhone X, Samsung, HTC, Blackberry, Sony, Tablet and iPad

NOTE:
1.Please do not violently rotate the head part when using it (the rotation angle shall not exceed 90).
2.Tune it to an unused frequency.
3.The max input & output current of the transmitter varies with charged devices, due to charged devices are able to limit output current automatically.

Package Included:
1x Bluetooth FM transmitter
1x User Manual
1x Audio Cable(1m)

Warranty:
60 days money-back and 12-month, worry-free Guarantee

5. Nulaxy Wireless in-Car Bluetooth FM Transmitter Radio Adapter Car Kit W 1.44 Inch Display Supports TF/SD Card and USB Car Charger for All Smartphones Audio Players-KM18

Feature

1. THE BEST: Consolidated for customers the best FM Transmitter on the market the Nulaxy KM18 won the market for its superior quality and reliability.
2. GREAT ADVANTAGES: Compatible with most devices on the market. Play your favorite songs on your car stereo through Bluetooth, TF Card, Aux Cable. Advanced noise reduction technology will ensure quality, crystal clear sound.
3. BIG LCD DISPLAY: 1.44 inch screen to better visualize phone calls, music, car battery voltage. The ideal screen size to assist you in driving safe without disturbance.
4. TECHNOLOGY IN YOUR CAR: 1) Bluetooth connection; 2) Answer phone calls with the press of a button; 3) Voltmeter function to monitor the quality of your car battery; 4) 3 different ways to play music in your car, and more.
5. SAFETY FUNCTIONS: Safety first. KM18 is equipped with a voltmeter to show you the condition of your car battery. Voltage should be between 13.2V to 14.7V when your car is on and moving. 12.2V to 12.8V when your car is parked and ignition is off.

Description

Nulaxy KM18 is the best selling FM transmitter on the market. It has been consolidated by uniting quality and high technology.

The functions that the KM18 adds to your car without any type of installation or wires is incredible. With our device you bring your classic car into the modern age without any change to its style and without damaging the originality of your car.

Functions:

1) answer calls safely with one click;
2) listen to music from your phone, MP3 Player, tablet, laptop, TF card and connected devices via aux cable in the stereo of your car;
3) control the quality of your car battery with the voltmeter function;
4) charge your devices through the secure USB port;
5) LCD screen with ideal size to view your telephone calls, music, and other information with ease
Add all these functions with just one device!

Modernize your car in a simple and safe way!

Nulaxy, driving you safer and better.

6. VicTsing Bluetooth FM Transmitter for Car, Wireless In-Car Bluetooth Adapter/w USB Port, Support Aux Input Output, TF Card and U-Disk, Hands-Free calls

Feature

Compact design for safe driving--Built-in microphone frees your hand for calling. Easy to answer/hang up/reject a call/redial the last number/adjust volume via the multifunctional button.Note:To use this device, please press the Call Button for 2s and press the next and previous button to adjust FM frequency.
Three Music Play Modes-- 1.Play music from Bluetooth-enabled devices via FM signal; 2.Stream music from TF card(up to 32GB), supporting music files like MP3, WMA; 3.Transmit music from USB flash disk(up to 32GB).
Dual USB Ports--One is for USB music playing; the other 5V/2.1A USB charging port efficiently gets your IOS or Android device fully charged. Enjoy in-car stereo streaming and charge your smart device at the same time.
Wide Compatibility and Aux Output--Featuring Bluetooth 4.1 technology. It is compatible with iPhone, iPad, iPod, tablet, and Android smart-phones.Note:The Aux Out Port can not stream music from mobile phone, it is used for connecting with your car stereo.
Car Battery Voltage Display--The FM transmitter will display car voltage when plugged into the car cigarette lighter. Enable you to know your car battery state easily. Then it will enter automatic play modes.

Description

Featuring enhanced sound quality and space-saving design, The FM Transmitter is a versatile companion that makes your driving safe and pleasant. Compact and portable with Dual USB port
unlike those bulky transmitters, our FM transmitter is small and space-saving, fitting your car cigarette lighter easily for safe driving. Stylish appearance with excellent durability makes it a perfect gift choice for your family and friends. One USB port is for car charge, maximum output is 5V/2.1A. Other USB port can read USB sticks which can stream music. Clear sound with Bluetooth V4.1
compared with those Bluetooth 3.0 FM transmitters, our bluetooth 4.1 FM transmitter ensures more stable signal transmission and promotes clarity for enjoying both music and Hands-free phone call. Auto reconnection
The FM Transmitter will automatically connect with the last paired smart device when turned on next time. (Please turn on your smart devices Bluetooth function First, and then turn on the product.) how to pair
short press for 2 second, the display digit will flicker, then press the next or previous tune to adjust the frequency Specifications:
Bluetooth version: V4.1 Bluetooth Frequency: 2 - 2 ghz
FM Frequency: 87.5MHz - 108.0Mhz
read u-disk (Max capacity): 32gb
read TF card (Max capacity): 32gb
effective range: 5 meters Package Contents:
car Bluetooth FM transmitter 1
3.5mm audio cable 1
user Manual 1

7. VicTsing 1.8" Color Display Bluetooth FM Transmitter for Car, Wireless Bluetooth Car Adapter with EQ Mode, Power Off, 3 USB Ports, 4 Music Playing, Hands-Free Calls, AUX Input

Feature

1.8" TFT COLOR AND LARGE SCREENDesigned for brighter and clearer display, 1.8"color screen and 360 flexible hose offer you a much wider viewing for incoming phone number, battery voltage, song name, FM frequency, connected Bluetooth device and more.
VOICE REPORT HANDS-FREE CALLS This Bluetooth FM transmitter for car will loud voice report through the car radio and show the incoming phone number for notice. It is a safe design and suits for hands-free law. CVC noise reduction enable to answer a call.
POWER OFF AND 3 USB PORTS Save your car battery : Just long press the buttons to power off and no need plug or unplug it out from your car socket every time.Support 3 USB ports: One for USB disk,two USB ports to charge two devices at the same time.
CUSTOMIZE YOUR MUSIC WITH EQ Make the best sound quality for you, this FM transmitter Bluetooth supports 5 equalizer modes including normal, rock, pop, jazz and classical when stream stereo musics via TF card or U disk. Support A2DP and MP3/WMA/FLAC/AAC.
4 WAYS TO STREAM MUSICS Streaming stereo musics freely in 4 ways: A: Bluetooth connection; B: U Disk(32G); C: Aux Input; D: TF Card(32G). And this FM transmitter is compatible with iPhone, Samsung, LG, Sony, Android devices, iPad, MP3 player and etc.
AUTOMATIC RECONNECTIONThe FM transmitter Bluetooth will auto-reconnect with last paired smart device(When its Bluetooth function is enabledfor the next time when it turns on. And it has low power consumption MTK chip ensures stable Bluetooth connect.
VOLUME CONTROLThis Bluetooth FM transmitter for car has the volume control. Please right rotate the call button to volume the Bluetooth car transmitter up.

Description

Description:
Dedicating to make your driving effortless and pleasant, VicTsing FM transmitter features 1.8in Larger Color Display, 4 ways to stream stereo music freely and 5 Selectable EQ Modes in the U disk or TF card mode.Larger and Clearer Color Display
Featuring 1.8TFT color screen, VicTsing FM transmitter makes you visualize information with ease, such as phone number, song name, car voltage and etc.Easy to use:
1.Simply plug the product into car cigarette socket, turn your car FM radio on, find the empty radio stations(not the local radio station) , then adjust the product frequency to the same frequency as that of the car.
2.How to adjust transmitter frequency:
Short press the CH button and rotate the knob clockwise to increase the frequecny while rotating the knob anticlockwise to decrease the frequecny..Automatic Recconection Your Devices:
The product will automatically reconnect with last paired smart device(When its Bluetooth function is enabledfor the next time when it power on. Multiple Security Protection
Built-in over-current protection, over-voltage protection, intelligent temperature control and short circuit protection, the FM transmitter effectively protects your car and device while in use. Specifications:
Bluetooth Version: V3.0
Wireless Range: 5m
FM Frequency: 87.5-108.0 MHz
Compatible Audio Format: MP3/WMA/WAV/ACC
Bluetooth Protocol: A2DP/AVRCP/HSP/HFP Package Contents:

FM Transmitter 1
Audio Cable 1
User Manual 1

8. (Upgraded Version) Bluetooth FM Transmitter, Sumind Wireless Radio Adapter Hands-Free Car Kit with 1.7 Inch Display, QC3.0 and Smart 2.4A Dual USB Ports, AUX Input/Output, TF Card Mp3 Player

Feature

Intelligent and fast charging: input 12-24 V; Output 2 USB ports: smart 2.4 A charge port which can intelligently identify android or iPhone devices and QC3.0 fast charge port
Special design: large key for easy operation; 1.7 Inch large LCD backlight display song name/ incoming phone number and shows your car's battery level when car start; Can rotate the LCD display screen in 270-degree gooseneck for optimal viewing comfort; Turn off the FM transmitter: long pressing the next song key for 5 seconds, it will turn off the FM and functions keep charging function
Broad compatibility: this radio adapter works with compatible devices, like iPhone, iPad, iPod, tablet, smartphones or MP3 player, you can transfer music in those devices to car audio via 3.5 mm audio cable; Support TF/ Micro SD card in FAT format up to 32G; Support A2DP; Support MP3/ WMA format; Also support AUX output and input
High clear sound and call quality: adopted advanced interference and noise cancellation technology - CVC technology creates full duplex sound and suppresses noise and wind; Built-in microphone feature supports hands-free talking reduce interference
Features v4.2 and EDR: compared to earlier or older versions likeV2.0, V 2.1, or V3.0, V4.2 consumes much less energy and lasts much longer; EDR(Enhanced Data Rate), which ensures a faster data transmission rate and much more stable connection between a device and the audio receiver

Description

Features
Works well with most Bluetooth enabled devices, such as iPhone, iPad, iPod, tablet and smart phones etc.
The radio adapter with wide compatibility can support TF/ Micro SD card in FAT format up to 32G, A2DP, MP3/ WMA format and also AUX output/input.
The device features Bluetooth V4.2 which can save energy and last for much longer and EDR to ensure faster data transmission rate and more stable connection between a Bluetooth device and the audio receiver.

Specifications:
Bluetooth:
Bluetooth vision: V4.2+EDR
Bluetooth frequency: 2.4 GHZ
Sensitivity: -42 db+/3 db 360
Effective range: 5M
RF output: 4 dbm
FM frequency:
FM: 87.5MHZ-108.0MHZ
Effective range: 2 M

Package includes:
1 x In-car Bluetooth FM transmitter
1 x 3.5mm Audio cable
1 x 3A fuse
1 x User manual

9. Handsfree Call Car Charger,Wireless Bluetooth FM Transmitter Radio Receiver,Mp3 Audio Music Stereo Adapter,Dual USB Port Charger Compatible for All Smartphones,Samsung Galaxy,LG,HTC,etc.

Feature

Dual USB car charger: 2 USB charging port to charge most USB Devices. Input 12V/24V, 1a port with USB reading and charge function; smart 3. 1 A charge port which can intelligently identify Android or iPhone devices and charging.
More compatibility: wireless Bluetooth FM transmitter adapter for car radio,transfer calling/MP3 music/Cellphone voices to car speaker.Compatible for iPad,iPhone,Samsung,Google,LG,HTC and Bluetooth Device.
Hands free function: built-in microphone, switch to hands-free mode automatically from music playing status when receiving calls. Answer/reject/hand up/recall all in One key.
Car battery voltage function: Show 3 seconds voltage when plug into the cigarette port. Always keep battery state of health. Then it turn to automatic play mode.
Music playing:support Bluetooth /USB disk/TF card/ MP3/wma player. With anti-interference performance and CVC technology.Listening to music while charging. Automatically connect memorized paired when power on. 12-Month worry-free.

10. Nulaxy Bluetooth FM Transmitter for Car, 1.8" Color Screen Wireless Radio Adapter Handsfree Car Kit with QC3.0 & 5V/2.4A Charging, Support USB Drive, microSD, Aux, EQ, Car Battery Reading- KM29 Black

Feature

[UPGRADED LANDSCAPE SCREEN]: KM29 with 1.8 TFT color display screen and buttons offers a wider visual interface for more information. Output QC3.0 fast charge port and 5V/2.4A USB port; rotate the gooseneck 350-degrees for a comfortable viewing angle.
[Multi-Functional]: Supports incoming call announcement, fast-forward & fast-backward, 4 music input sources, and 5 EQ play modes; The Nulaxy KM29 has a built-in microphone and supports hands-free talking and private calls.
[Crystal Clear Music from 4 Sources]: Supports Aux/ Bluetooth/ USB/ TF Card. KM29 car radio transmitter adopts advanced interference and noise cancellation technology - CVC technology creates full duplex sound and suppresses noise and wind.
[Extra Features]: Plug-in or press any button to power on. Smart QC 3.0 USB charges compatible devices up to 4x speed of the conventional car charger. Built-in over-current, over-voltage, intelligent temperature control and short circuit protection.
[Safety Functions]: Safety first. The KM29 is equipped with a voltmeter to show you the condition of your car battery. Voltage should be between 13.2V to 14.7V when your car is on and moving. 12.2V to 12.8V when your car is parked and ignition is off.

11. Nulaxy Bluetooth FM Transmitter for Car, 1.8" Color Screen Radio Adapter W QC3.0 & 5V/2.4A Charging, Handsfree Call, Support microSD Card, Aux Play, EQ Modes - KM18 [Upgraded Version] Black

Feature

[Upgraded Version of Classic KM18]: New KM18 Upgraded with 1.8 TFT color display screen, offers a wider visual interface for more information, such as incoming phone number, track name, FM frequency, battery voltage, Bluetooth connected device and more.
[QC3.0 & 5V/2.4A Dual USB Charging]: The Bluetooth car adapter comes with a 5V/2.4A and a QC3.0 charging port to deliver simultaneous high-speed charging to driver and passenger, the charging time is 4 times faster than conventional charging.
[Crystal Hands-free Calls]: Nulaxy provides a stable connection and echo-cancellation reduces background noise for better hands-free calls.
Music Streaming: Play favorite songs on car stereo through Bluetooth / microSD card / Aux . You can customize music from 5 EQ styles (normal, classic, pop, rock and jazz) and 4 music playback modes (Repeat All/ One/ Random/ Folder) in micorSD Card.
[Safety Functions]: Safety first. KM18 is equipped with a voltmeter to show you the condition of your car battery. Voltage should be between 13. 2V to 14. 7V when your car is on and moving. 12. 2V to 12. 8V when your car is parked and ignition is off.

12. TECKNET F27 In Car Universal Wireless FM Transmitter with 3.5mm Audio Plug and USB Car Charger

Feature

Wireless FM Transmitter: Transmits your broadcast audio, smartphone and iPod music to your car stereo system.
High Visibility Display: Equipped with clear and high-contrast display, easy to read.
Extra USB Car Charger Port: Car Charger with an extra built-in USB port to charge any of your USB devices while driving.
Two-button Control: Simply connect your device through the 3.5mm jack, set an ideal FM channel on the transmitter, and tune the car radio to the same channel.
Broad Compatibility: Compatible with any Smartphone or audio player with a 3.5mm audio socket, such as iPhone X/8/8 Plus, Samsung, HTC, LG, Sony, Blackberry, Tablet, iPod and iPad etc.

13. BaseWish 7W 1W FM Transmitter, Mini Radio Stereo Station PLL LCD with Antenna and 3.5mm Audio Cable, for Drive-in Church SuperMarket School, Black

Feature

FCC Certified: FCC ID: 2ASVO05B7CT200. Two power mode: 1W and 7W. The frequency range: 76M to 108Mhz.
High Stability: The motherboard is adopted by next-generation integrated NC FM stereo radio transmitter chip BH1415, built-in PLL advanced modulation system, audio pre-emphasis, limiter and low pass filter circuit to achieve high fidelity, high stability signal transmission.
Clear Stereo Sound: The control panel is consisted of AT89C2051 and AT24C02; There are three power amplifier(two 2SC3355 and one 2SC2053) to ensure that the great sound quality ouput effect.
Excellent Heat Dissipation: The chassis using high quality aluminum alloy material, lightweight and excellent heat dissipation.
Easy to Use: Panel use LCD to display the transimssion frequency, easy to adjust and it is intuitive.

14. Beinhome FM Transmitter Audio Adapter Car Kit, Wireless in-Car Radio Transmitter Built-in 3.5mm Aux Port for Car iPhone 6s 5 SE iPod iPad Smart Phones MP3 MP4 Audio Players

Feature

UNIVERSAL WIRELESS FM TRANSMITTER - This FM transmitter eliminates the need for an audio jack or Bluetooth in your car audio system - just plug it into your phone or MP3 player and turn on the radio!
QUITE EASY USE - Insert the 3.5mm plug into your device just as you would a pair of headphones. Turn on the transmitter and set it to an FM frequency that's not in use in your area. Set your car radio to that frequency and you'll hear the music! The transmitter will play all audio from your phone, so you can use it to make hands-free calls as well.
MINI USB CHARGING - Charge the transmitter from any USB port with the included cable. The battery has a long standby time, so you'll get plenty of use between charges.
DIGITAL DISPLAY - The transmitter has a digital display that shows the FM frequency and the battery level for easy use.
INDUSTRY LEADING CUSTOMER SUPPORT - Were faithful with this item and willing to assure every purchased order with 90 days money back. You could always write us email with any issues or suggestions.

15. (Upgraded Version) Sumind Car Bluetooth FM Transmitter, Wireless Radio Adapter Hands-Free Kit with 1.7 Inch Display, QC3.0 and Smart 2.4A USB Ports, AUX Output, TF Card Mp3 Player(Blue)

Feature

Intelligent and fast charging: input 12-24 V; Output 2 USB ports: smart 2.4 A charge port which can intelligently identify android or iPhone devices and QC3.0 fast charge port
Special design: large key for easy operation; 1.7 Inch large LCD backlight display song name/ incoming phone number and shows your car's battery level when car start; Can rotate the LCD display screen in 270-degree gooseneck for optimal viewing comfort; Turn off the FM transmitter: long pressing the next song key for 5 seconds, it will turn off the FM and functions keep charging function
Broad compatibility: this radio adapter works with compatible devices, like iPhone, iPad, iPod, tablet, smartphones, you can transfer music in those devices to car audio via 3.5 mm audio cable; Support TF/ Micro SD card in FAT format up to 32G; Support A2DP; Support MP3/ WMA format; Also support AUX output
High clear sound and call quality: adopted advanced interference and noise cancellation technology - CVC technology creates full duplex sound and suppresses noise and wind; Built-in microphone feature supports hands-free talking reduce interference
Features v4.2 and EDR: compared to earlier or older versions likeV2.0, V 2.1, or V3.0, V4.2 consumes much less energy and lasts much longer; EDR(Enhanced Data Rate), which ensures a faster data transmission rate and much more stable connection between a device and the audio receiver

16. Bluetooth FM Transmitter, Vproof in-Car Wireless Radio Transmitter Adapter Music Player Car Kit W Blue Circle Ambient Light, 2 USB Ports, Hands Free Calling, TF Card & USB Flash Drive Support (Black)

Feature

2 USB Ports Car ChargerComing with 2 USB ports(5V-2.4A and 5V-1A), you can get 2 of your devices charged simultaneously. Via the USB port with music icon, you can not only enjoy music via the USB disk, but also charge one of your device.
3 Music Play ModesWith CVC noise cancellation technology, you can enjoy the crystal clear full duplex sound, you could enjoy music via 3 methods: 1).Play music from Bluetooth-enabled devices; 2).Stream music from TF card(32GB); 3).Transmit music from USB flash drive(32GB). MP3, WAV, WMA, FLAC, APE format supported
Hands-Free Calling & Navigation BroadcastOne click the MFB button to answer/redial/hang up or reject calls; Seamlessly switches between incoming calls and music. Besides, this fm transmitter supports navigation App on your phone, you do not need to look down the phone to ensure safe driving.
Car Battery Voltage Detection & Blue Ambient LightThe FM transmitter will display cars voltage when plugged into the cigarette lighter. Keep abreast of car battery health at all times to avoid problems when driving. With the circle of blue backlight around this car charger, it will greatly simplify your operation for safer driving.
Wider Range & CompatibilityThis Bluetooth transmitter is well compatible with iPhone, iPad, Samsung, HTC, Blackberry, Sony, Tablet and other Bluetooth enabled devices such as MP3, MP4 Player. Also, with the wider range from 87.5MHz - 108 MHz, you can get more stable and consequent music experience without interference.

17. VicTsing Bluetooth FM Transmitter for Car, Wireless in-Car Audio Adapter, Music Player Car Kit with Power Off, Stereo Sound, Hands-Free Calls and 2 USB Ports Support USB Flash Drive

Feature

Super easy to use & Dual USB Ports Plug-and-play usability, this FM transmitter bluetooth is super easy to install and set up. With 5V/2.4A USB charging port can get your devices like smart phones and other devices full charged in short time, and the other one with Music icon is designed for reading music files.Also you could charge two devices simultaneously with this Bluetooth FM transmitter for car.
HI-FI Sound with 2 Music Playing ModesYou are able to enjoy music feast in your car both via bluetooth function and U disk (MP3, WMA, WAV, FLAC format supported). The bluetooth car adapter support for Bluetooth A2DP, AVRCP, HSP and HFP profiles makes crystal sound quality within reach.
Crystal Hands-free calls & Wide compatibility The advanced CVC interference and noise cancellation technology creates full duplex sound as well as suppresses noise and wind. The bluetooth fm transmitter for car built-in high-sensitive microphone supports hands-free calling when driving. Simply press CH to switch to a private call to better protect your privacy.The bluetotoh car transmitter is compatible with most devices on the market that Bluetooth enabled and 12-24V cars/trucks.
Voice Navigation and Memory Function No more worry about not finding your way! Featuring providing crystal clear voice navigation and self-adjusting volume for navigation when playing music, it will make your road trip always full of pleasure. Also it will automatically connect to the last paired smart device when you turn on the bluetooth fm transmitter .
One button Power off & Elegant LED Screen Long press "CH"button to Power Off : to Save power and prevent it from draining your car battery. Don't need to take FM transmitter in and out of the car socket.Comes without any blind spots, this screen is extremely easy to read at night and in daytime, no longer interfering with your focus on driving. The car bluetooth adapter large Knob/Call Button with a circle of blue backlight at the bottom greatly simplifies your operation for safer driving.

Conclusion

All above are our suggestions for auxiliary radio transmitter. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using auxiliary radio transmitter with us by comment in this post. Thank you!

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