FeaturesFM radio: You can listen to real-time traffic, news boradcasts, weather forecasts, etc receiver 30 preset Store FunctionU disk/AUX in/TF Card play: Support U disk to play, you only need to insert the U disk into the machine's interface for audio / video / picture support for ,external pull AUX (plug) input audioUSB charging: high current USB output, can be charged mobile phoneAUX audio input interface supports external MP3, mobile phones, music players, etc.BT function:Built-in Bluetooth function,Bluetooth music playback, safer driving.RCA audio output can be connected to the subwooferColorful backlight settings, colorful backlights of the key can change automatically Audio copy: Can copy radio, BT music, AUX music to TF card/u disk 40 EQ sound effects scene selectionFrequency division adjustment shocking surround panoramic, sound to listen to every music scenPower off memory function. the player can automatically remember the playing state when power off (shutdown), and when it is restarted, it will automatically remember the previous music or radio playing state SpecificsModel: D3108Voltage:DC 12V-14.4VCPU: 5301Radio Band:FMRadio Chip:integratedPower output: 45Wx4Work temperature:-10~60Bluetooth name:CAR BTPower amplifier chip:TDA1028Radio frequency:FM 87.5~108MHzCard: SDcardGPS Card:Not SupportBluetooth version: 5.1Audio format:MP3/WMA/WAV/FLACVideo format:Not supportPicture format:Not supportRCA port: 2 channel audio outputAUX-IN: SupportColoful lights: SupportAudio format: MP3/WMA/CDDA/HDCD/ACC Package Included:1 x Car mp3 player1 x Remote Control1 x Power Cable1 x Horn Cable1 x User Manual Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.