ITEM NAME:1DIN Car FMRadio Bluetooth AUX TF Card U Disk Stereo Audio MP3 Player Head Unit Product Description Description: 5208E Single 1 DIN Car Radio Bluetooth AUX-in TF Card U Disk Auto Stereo Multimedia Audio MP3 Player Head Unit Feature: 1. Radio (FM) 2. Support reading memory card, U disk (audio) 3. AUX function 4. Bluetooth function 5. RCA audio output can be connected to subwoofer Specification: Model: 5208E Voltage: 12V OS: No Configuration: No Software solution: AB3510 Screen: digital tube LED Screen resolution: No Front panel size: 188*58mm/7.40*2.28" Panel light: red light Color box size: 205*125*83mm/8.07*4.92*3.27" Depth: 55mm/2.17" Product weight: 358g Phone connectivity: Not supported GPS navigation: Not supported Radio band: FM Radio chip: integrated Language: No Power: 25W Working temperature: -10~+60Â °C Reversing image: No Brake prompt function: No Steering wheel control function: No Bluetooth model: version 4.0 Power amplifier chip: YD1028 Radio frequency: FM 87.5~108MHz Video output: No Screen mirroring: No Built-in offline map: No Wireless WIFI: No TF card slot: No GPS card slot: No Remote control: card remote control Steering wheel remote: No USB interface and version: USB2.0 Reset button: No Buttons: physical buttons RCA terminal: 2 RCA outputs (red/white jack) Front AUX audio input: Yes DVR function: No DAB function: No OBD function: No TV function: No DVD movement model: No 4G/3G: No Vehicle logo replacement: No Supported audio format: MP3/WMA/WAV/FLAC Supported video formats: No Supported image format: No Factory set password: No Notice: When installing the machine, be sure to connect the wire correctly. If the installation does not power on the machine, please connect the red wire and yellow wire to the 12V power supply positive pole, the black wire to the power supply negative pole, try to see if the machine can normally power on. If it can be.AUX function. Bluetooth function. TF card slot: No. Bluetooth model: version 4.0. Factory set password: No. When installing the machine, be sure to connect the wire correctly. If it can be powered on normally, then it may be due to the problem of wiring, you can ask for our help, so that you can use the product better.