Feature 1Hands 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. 2Dual 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. 3Music 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. 4Wide Compatibility: Provides a stable Bluetooth connection and less energy cost. wide compatibility with all Bluetooth enabled devices. 5LED 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.Item Type:FMRadioAdapterWorking Voltage: 12-24VTransmission Distance: 5mSupported Formats: MP3 and WAVFM Frequency: 87.5 to 108.0MHzWorking Temperature: 0 to 55 CUSB Charging Output: 22.5W Other Charging Ports: Type C Interface: 3.1ABluetooth Version: 5.0 and EDRProduct Features: Type C interface, support U disk and SD card, incoming call voice broadcast, music EQ mode .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x BluetoothCarAdapter1 x Manual