1 DIN Car Stereo Bluetooth Car Music Player AUX In Dash Head Unit FM Radio Digital Media Receiver Auto Interior ISO 1. Radio (FM); Supports reading TF card, USB flash drive (audio)2. AUX function; Bluetooth function3. RCA audio output can be connected to a subwoofer; Colorful lights4. Supports USB output; Voice assistant function (in Bluetooth mode, long press the knob to wake up the voice assistant)5. Mobile app functionSpecification:Model: M11Radio frequency: FM 87.5-108.0MHzRadio IC: integratedAmplifier IC: TDA1028Output power: 45Wx4Working voltage: 12-14.4VWorking temperature: -10-+60℃Bluetooth version: 5.0 (default name: Car-BT)CPU: 2900Screen size: LED display (white digital tube)Installation size: 178x50mmDepth: 55mmMobile phone interconnection: support app connectionUSB port: front USB 2.0 x 2 (one for charging, one for reading USB flash drives)Reset button: supportRCA port: Audio output 2 channels (1 channel left channel + 1 channel right channel), front AUX audio input (left channel + right channel)Audio format: MP3/WMA/WAV/FLACLanguage: Englishcolour: blackMaterial: Plastic+MetalPackage Contents:1 x Car Radio Player1 x Remote Control (without button battery)2 x Power Harness2 x Removal Key1 x English ManualOnly the above package content, other products are not included. Note: Light shooting 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.