Check the listing for details. Bluetooth Car FM Transmitter MP3 Player Hands free Radio Adapter Kit USB Charger. Color: Black, Condition: New. Listed at 9.98 USD. Feature: 1.Car Bluetooth Player: The FM transmitter streams music directly from your phone to your car audio system via Bluetooth connection. Bluetooth 5.0 chip and advanced noise reduction technology ensure good sound quality. No sound distortion. 2.Dual USB & PD Fast Charge: Type-C interface allows 3.1A fast charging. Plus a USB port, it can charge multiple phones simultaneously. In addition, you can play music on your car stereo via U Disk. 3.Hands-free Calling: One-click answer/end call. Hands-free calls make driving safer. The built-in microphone and noise suppression technology (CVC) make hands-free calls clearer. It automatically switches from music playback to calling when answering. .