New One-Key Bluetooth FM Transmitter， Handfree Car Kit MP3 Player Stereo Radio Adapter Music Modulator Remote Control w/ Dual USB Car Charger， Support TF Card/ U Disk Music Playing & Voltage Detecting[Product Information]- Hands-Free Answer: Multi-function button of this Bluetooth Car FM Transmitter is designed for hands-free control calls. Big rotating knob for easily adjust the FM frequency and previous or next song. Ideal for car navigation (voice broadcast via car audio)， keeps car or truck driving safety.
- Real-time Voltage Detection: Real-time voltage level will be detected and displayed on 1.4” LCD screen， as well as the FM frequency & playing mode. With smart chip for intelligent protection， ensure safety.
- Bluetooth 4.2+EDR: The car transmitter MP3 player adopts BT4.2+EDR technology， fast response， intelligent noise-reduction and high performance MP3 stereo sound allows you to enjoy your favorite musics on travel every now and then.
- Smart Dual USB Charging Ports: Output 5V/3.4A， free to insert， smart conversion divider output， won't damage your device， fast charging (5V/2.4A) when charging for single device.
- Support TF Card/U Disk Plug & Play: Select music to play via Bluetooth or 3.5mm aux， or just insert TF card/ U disk to read and play music automatically. Automatic power-off memory function supported (the Bluetooth will connect automatic next time you use).
