[Bluetooth FM Transmitter] This car charger bluetooth transmitter uses advanced BT 5.0 chip, which brings you a faster, more stable and smarter connection with compatible devices, making you experience high-fidelity music like never before. The USB stick interface of this car Bluetooth transmitter supports WMA, MP3, WAV, APE, FLAC and other music formats, providing you with a variety of music choices. [Multi-device simultaneous charging] This FM transmitter bluetooth features dual USB ports and a Type C port with 2 retractable charging cables to charge up to 5 devices simultaneously for better charging performance. This bluetooth adapter for car has a retractable cable that extends up to 31.5inch and retracts smoothly for a tidy interior. [Bluetooth FM Transmitter - Wide Compatibility] Bluetooth car FM transmitter can be paired as a hands-free kit with all bluetooth enabled devices. In addition, this retractable car charger bluetooth fm transmitter pairs in just 1 second, and there is no need to repeat the pairing after the first successful pairing with your device. Also, with the wider range from 88.1MHz - 107.9 MHz, you can get more stable and consequent music experience without interference. [Hands-Free Calling & Voice Navigation] The built-in noise suppression (CVC) design and echo cancellation function of this car Bluetooth adapter can well reduce the external ambient noise and provide you with clear hands-free calls. Besides, you can also get clear voice navigation through your mobile phone app, which means driving will be safer. Colour:Black & Gray Material:ABS Package Contents: 1 x Bluetooth Transmitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.