Product description: Surrounding lights and LED indicator lights: When the power is turned on, the surrounding lights will emit blue light, which is easier to use in the dark area of the car, creating a happy atmosphere. On the LED display, you can easily and conveniently display the volume, car voltage and FM frequency. Dual USB connection and safe charging: supports simultaneous charging of 2 devices, with overcharge protection. One USB port (5V/1A) with music symbols can read U disks, and the other USB charging port (5V/2.4A) can efficiently charge your smart devices. Enjoy stereo streaming in the car while charging your smartphone. Three ways to play music: Cocoda Bluetooth FM transmitter can play clear stereo music in three different ways-A. FM transmitter can play music from Bluetooth devices on the car radio through FM signals. B. Stream music from SD card, support MP3/WMA/FLAC/WAV/APE and other music files; C. Transfer music from U disk (maximum 32 GB). Hands-free calling: With this wireless device, you can use the hands-free function to conveniently answer/reject/redial calls and drive safely. CVC technology suppresses noise and wind to ensure full-duplex sound quality. Easy setup: plug this wireless car kit into the cigarette lighter socket, tune the FM car radio to an empty station (87.5-108.0 MHz), and tune the FM transmitter to the same station. Pair with your phone via Bluetooth 4.2 and enjoy your music. size42*46*85mm Delivery: 1*KFZ Bluetooth 5.0 FM transmitter