12 Best FM Transmitters: Wired, Bluetooth and More

Best FM Transmitters

The portable music industry has grown over the years from the radio to the walkman, discman and then the MP3 player. Currently, nearly every mobile phone has some sort of audio functionality, with smartphones offering both simple playbacks and advanced audio capabilities. Coupled with how affordable, digital storage spaces have become, it is no wonder that most of our favorite songs have become digitized and live inside our smartphones.

Listening to music while driving is enjoyed by many people, so most cars usually have nice stereo systems. The problem for most people then, is how to get those favorite songs out of the smartphone, and unto the car's hi-fi system. Since most car stereos naturally have a radio, the simple and most intuitive solution is an FM transmitter. Following are the 12 best FM transmitters to enjoy your digital music with.

12 Best FM Transmitters for Cars - Reviews

1. JETech FM Radio Transmitter Car Kit For Smart-Phones

Editor's Rating: (4.3 / 5)

JETech Wireless FM Transmitter Radio Car Kit for Smart Phones

This JETech fm transmitter system is designed to be multi-functional. First of all, it connects to your phone using a stereo 3.5 mm jack. This can be any type of smartphone or mobile device like iPhones, iPods, iPads, Samsung smartphones and other mp3 players. While the music is playing, there is a USB port on this fm transmitter that can be used to charge either the same device or any other one.

The JETech Fm Radio Transmitter kit is available in the four different colors of rose, gold, black and silver. It comprises of a separate plug for the cigarette lighter socket, which offers a USB port for charging devices on the other end, plus a cable that connects it with the transmitter. Another cable runs from the transmitter to the 3.5 mm stereo plug.

There are arrow buttons on the transmitter for setting an fm frequency on which the signal should be transmitted. After connecting with your music player, you just have to set a frequency using these arrow buttons, and then select the same frequency on your car's stereo, and that's it.

2. Nulaxy Car FM Radio Transmitter with Bluetooth

Editor's Rating: (4.4 / 5)

Nulaxy Wireless In-Car Bluetooth FM Transmitter Radio Adapter Car Kit

The Nulaxy FM Transmitter kit is a really beautifully designed device that makes your life easier by offering you entertainment on the go, plus its other functions. Unlike other fm transmitter styles, this one is designed to stay upright to allow the driver easy access to its controls while on the road.

It can either connect with bluetooth enabled devices as a hands-free system, allowing you to use its integrated microphone to answer your calls, or you can simply plug in a 3.5 mm stereo jack from any mp3 or mp4 player, and still enjoy your music. It's large lcd will display the incoming call number for bluetooth paired devices like iPhone, Samsung and HTC smartphones, and there is a USB port from which you can charge many devices.

The sound it broadcasts is super. It supports fat-formatted micro-sd flash drives up to 32GB. It also supports a2dp, mp3 and wma formats. There are five color variants, including black, blue, coffee, green and golden. If you want the best bluetooth fm transmitter or an all in one solution for listening to music and answering calls, then this is a great product.

3. TeckNet F27 Universal Car Radio Transmitter

Editor's Rating: (4.3 / 5)

TeckNet F27 In Car Universal FM Transmitter

TeckNet's F27 is an affordable solution for listening to songs on your smartphone inside the car. There are no fancy functions here, and nothing to configure, all you need is a smartphone or portable device with a 3.5 mm audio output, and you are good to go. This includes the majority of phones and media players in the market.

There is just a long cable with a transmitter in the middle, a 3.5 mm jack on one end, and a cigarette socket plug on the other. The power plug also features a USB port for charging your devices on the go. The transmitter features a high-contrast display, and simply shows the selected frequency. There are also two buttons on each side of the display to select a frequency, and the entire set comes with an 18-month warranty.

4. Aukey BT-C4 Car FM Transmitter with USB Port

Editor's Rating: (4.3 / 5)

AUKEY FM Transmitter, Radio Transmitter Car Kit

Aukey's BT-C4 transmitter is a simple but reliable method to have your music playing on your car's stereo. It is available in black and in rose colors and will work with any device that simply offers audio through a 3.5 mm socket. This includes almost all portable mp3 and mp4 players, as well as smartphones from Apple, Samsung and practically all Android phones.

The extra USB port on the cigarette socket plug is perfect for charging your device while it is playing music, or for charging any other item of your choice. It also features a brightly colored display, which always shows the current frequency that the transmitter is tuned to. The Aukey BT-C4 is available in black and in rose.

Using it is quite easy. Simply plug in the cigarette socket plug into the car, then plug in the 3.5 mm jack into your audio device, set a frequency using the buttons on the transmitter, and then tune in to the same frequency on your car's stereo. That's it, whatever music you play will be heard on your car's stereo. The package comes with a user manual and a 2-year warranty.

5. LDesign Car Radio FM Transmitter with Bluetooth

Editor's Rating: (4.2 / 5)

Bluetooth FM Transmitter,LDesign Wireless In-Car FM Adapter Car Kit

LDesign's transmitter uses Bluetooth to sync to your device and to transmit your music through fm, as well as act as your hands-free device for answering calls. This transmitter does not only work with bluetooth enabled devices, it also works with all other music players with a 3.5 mm socket, and it can as well read mp3 files directly from flash cards and transmit them as audio.

LDesign also added a USB port to it, enabling the charging of any USB chargeable device. The intelligent charge monitor detects the device and then delivers a safe amount of current to it, up to 2.5 Amps. This ensures that your device does not get an over-current. It will even display the current amperage on the display.

This transmitter's microphone features both echo-cancellation and noise suppression technologies, making it an ideal hands-free tool for answering calls, and also increasing your safety thereby. Due to its high versatility, this transmitter will work with just about any phone, mp3 and mp4 players included. If you need the best bluetooth fm transmitter with a unique and trendy design, then check this one out.

6. Scosche FMTD-9 Car Radio FM Transmitter

Editor's Rating: (3.8 / 5)

SCOSCHE FMTD9 FM Transmitter

Scosche's fm transmitter is designed to stickup like a control module, with a liquid crystal display and large buttons for control. This one-piece design includes the cigarette port plug, which is attached to its control and display module via a flexible, stand up cable.

The USB port is located on the cigarette lighter plug, and in addition to charging your iPod or iphone via the USB cable, the music will also be transferred through USB to the transmitter, before being modulated into fm signals. This transmitter also features a technology called scanFREQ. What it does is to find the best transmission frequency for you, so that you will have as little distortions as possible.

Scosche's FmTD-9 also allows you to store up to 4 transmitting frequencies in memory, so that you can easily recall them for a good quality transmission. For smartphones and other media-player devices without a lightning doc, there is an included auxiliary cable to use in transferring your music into the transmitter. But if you need an iphone fm transmitter, then look no further.

7. Otium Car Radio FM Transmitter with Bluetooth

Editor's Rating: (4.4 / 5)

FM Transmitter, Otium Bluetooth Wireless Radio Adapter

Otium's fm transmitter is designed to be universally compatible with all media playing devices. It can either get paired to your bluetooth enabled Android phone or iPhone, or you could just connect it to the device using a 3.5 mm cable. This transmitter's design also makes it to stickup like an important car utility, which it can actually be.

With its bluetooth integration, this transmitter also offers you the functionality of a hands-free phone answering device. By using its integrated microphone and the car's speakers, you will not only get to play your favorite songs on the car stereo, you will also answer your calls with ease and safety, making it one of the best fm transmitter kits for your vehicle.

There is an SD/TF memory card slot from which this transmitter will read your mp3 files and also transmit it to the car stereo. You will also get the caller ID on the LCD, the fm frequency, as well as your car battery's voltage. This is probably the best fm transmitter for iphone and Android users that like the easy life.

8. JETech Universal Car Radio FM Transmitter

Editor's Rating: (4.4 / 5)

JETech Universal FM Transmitter Radio Car Kit

This JETech transmitter is based on the same technology like the previous JETech transmitter in this review. There is the cigarette lighter plug, the transmission unit joined by a cable, and the 3.5 mm jack on the other end of the cable. The transmission unit also features an LCD with bright red digits.

Once plugged in, the unit will auto-scan frequencies to find a distortion-free channel to transmit your music from. This saves you the trouble of having to find an appropriate channel by yourself. All you have to do, is simply tune your car's radio to the automatically selected frequency.

The included 3.5 mm jack fits the majority of media playing devices and smartphones in the market. There is a USB port on the cigarette lighter plug, which is perfect for charging your devices on the go. The package includes an instruction manual and a 6-month warranty.

9. VicTsing Car FM Transmitter with Bluetooth

Editor's Rating: (4.4 / 5)

VicTsing Bluetooth FM Transmitter, Wireless In-Car FM Transmitter

VicTsing's transmitter is also designed with a flexible stand-up cable, making it to stick out from the cigarette lighter port. On top is its large liquid crystal display for information like frequency, battery voltage, incoming caller ID and title of the song playing.

VicTsing uses CVC sound editing technology to produce great sound quality from its integrated microphone. This allows you to talk truly hands-free, with the person on the other end hearing you clearly. It is compatible with a variety of devices, including those with bluetooth interface, and those without, which can be connected using their 3.5 mm sockets.

This transmitter will also read your songs directly from a micro-SD memory card. It supports mp3, wma and flac audio formats. There is a high-powered USB port as well for charging your devices, and it can deliver charging currents up to 2.1 Amps for your devices.

10. GOgroove FlexSMART Car FM Transmitter with Bluetooth

Editor's Rating: (4.1 / 5)

GOgroove FlexSMART X2 Bluetooth FM Transmitter

GOgroove FlexSMART X2 is a bluetooth enabled fm transmitter for your vehicle. It can connect with up to two devices at once via bluetooth, and lets you choose from which device to play music from, and with which device to answer calls. Its integrated microphone lets you talk freely without problems, and the music will fade-out and fade-in as needed.

The FlexSMART X2 works with all types of phones with bluetooth connectivity. It will also work with non-bluetooth enabled devices using a 3.5 mm auxiliary plug. If you need something charged, the USB port with a 5 Watts output (1amp @ 5 Volts) should cater to your needs.

This transmitter comes with a 3-year warranty. It features bluetooth 2.1, and transmits in the frequencies between 88.1 and 107.9 Mhz. It works with Microsoft, Asus, Nokia, Samsung, Apple, HTC and other smartphones, including tablets and ordinary mp3 players.

11. iClever ICF40 Car Radio FM Transmitter

Editor's Rating: (4.2 / 5)

iClever ICF40 Auto-Scan Wireless FM Transmitter Radio

This iClever transmitter offers a high quality audio transmission using a 3.5 mm socket. There is no bluetooth or fancy technologies involved, just simply transmitting your songs to your car radio. It is designed with a cigarette lighter plug joined to the transmitter via a cable, with the 3.5 mm jack on the other end.

Once plugged into the power source and holding down both buttons, the transmitter can scan for an appropriate frequency, and all you have to do, is to switch on your car radio and tune it to the same frequency. There is an included USB port on the power plug. You can use it to charge your smartphone while it is playing music, or you can as well use it to charge something else.

The ICF40 transmits up to a distance of about 16 feet, making it one of the best fm transmitter you can get for your car. It comes with a user manual, and a 1-year manufacturer warranty. It works with every smartphone and media player that features a 3.5 mm socket.

12. iClever Car FM Transmitter with Bluetooth Remote Control

Editor's Rating: (3.7 / 5)

iClever Wireless Bluetooth FM Transmitter Radio

This iClever transmitter is both the last product in our fm transmitter reviews, as well as the only one with a remote control. It is designed so simply, yet it packs an enormous amount of functionality and power. It can transmit for up to 32 feet, making it one of the best fm transmitter you can get, it can pair with other devices via bluetooth, it offers a high quality audio transmission, and it is ergonomically designed.

Unlike most of the other devices in this review, this one does not offer a USB port, neither does it offer a 3.5 mm socket connection. This means that it will only work with smartphones or other devices that are bluetooth enabled. It features a memory card slot, and can take a micro-SD card up to 32GB, and play mp3 and wma files from it.

Volume can be adjusted either using its rotary side knob, or it can be accomplished using the remote control, including frequency and song choice. It features bluetooth 4.0, making it the best bluetooth transmitter for car radios. It comes with a user manual, the remote, and a warranty card. This is simply the best fm transmitter for car radios when it comes to design.


We have come to the end of our fm transmitter reviews, in search for the best car fm transmitter. In choosing an fm transmitter for your vehicle, it should by now be obvious that you can either choose the bluetooth type or the wired type, or a device that offers both connection methods. The bluetooth enabled transmitter is also important as a hand-free device, and does improve driving safety. Still, the last choice will be left for you to make.

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