Function:1. Radio (FM/AM). Read TF card /USB storage device 2. AUX input audio. Bluetooth function, dual BT (connecting two mobile phones at the same time) 3. RCA audio output can be connected with subwoofer. 7 colorful lights 4. USB mobile phone charging. APP mobile phone remote control 5. Locate the car. 4 . recording Parameter: Type: Car MP3 Software Solutions: Radio frequency: FM 87.5~108MHz / AM 522~1620KHz Radio IC 4732 Amplifier IC 7388 Output power 60Wx4 Working 12~14.4V Working temperature -10~60 Bluetooth Version: Version 5.1 (default name: Car-BT) Interface: TF/Aux/USB for Charging(2.1A Fast Charging)/ USB for U-disk Material: Metal colour: black Package Contents: 1 x Car radios 1 Cable 1 x Horn Cable 1 x Remote Control 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.