Feature: 1. Hands Free Calling: Connect cellphone and this adapter via Bluetooth, and you can press the button to answer, redial, hang up, or reject the call with one click. Keep your attention focused on the road and keep driving safe. 2. Dual Ports Charging: Fit 12V to 24V car cigarette socket. This car charging can fast charge two devices simultaneously via the USB and type C port. 3. Music Player: Connect car radio and this Bluetooth adapter via the FM channel. Then you can enjoy music from Bluetooth devices or USB flash drive to the car stereo. 4. Wide Compatibility: Provides a stable Bluetooth connection and less energy cost. wide compatibility with all Bluetooth enabled devices. 5. LED Backlit: 7 color lighting modes, you can keep 1 color or play the colors in turn. It helps you use it easily in the dark and drive safer. Specification: Item Type: FM Radio AdapterWorking Voltage: 12-24V Transmission Distance: 5m Supported Formats: MP3 and WAV FM Frequency: 87.5 to 108.0MHz Working Temperature: 0 to 55 °C USB Charging Output: 22.5W Other Charging Ports: Type C Interface: 3.1A Bluetooth Version: 5.0 and EDR Product Features: Type C interface, support U disk and SD card, incoming call voice broadcast, music EQ mode. Package List: 1 x Bluetooth Car Adapter1 x Manual