Features: Bluetooth Specification: V2.0 Support Android/ iPhone Mirror Link,through phone's original USB line can synchronized to the on-board screen, Android phone can realize two-way control，iPhone can realize one-way control Supports advanced audio distribution profile Off time display function Digital high-quality FM stereo radio Preset 18 stations ( frequency: 87.5-108 MHz ) Support USB / SD / MMC card reader Support Audio: MP3 / WMA / APE / FLAC / WAV etc. Support folder function Support breakpoints and ID3 Play Support remote control Rotary volume control MP3 randomized, 10 track up / down playback Electronic control volume treble, bass, balance and fader Multiple EQ scene selection: Jazz, rock, pop, classical, etc. Mute and loud control L / R RCA audio output jacks 4-channel high power output ( 4 loud speaker ) Support modes: BT / APE / WAV / WMA / MP3 / FM The remote control battery (not included): CR2025 3V Power Supply: 12V Machine Language:English/Spanish/French/Portuguese/German/Italian/Russian/Turkish/Arabic/Hebrew/Polish/Japanese/Chinese Package contents: 1 X Bluetooth Car Touch Screen Monitor with MP5 Player 1 x Remote Control 1 x Power Supply Wire 1 x User Manual Important notice before installation: 1.Yellow line (for memory wire) connected to the battery constant current positive, the machine will have memory function. 2.Red line pick the key to the ACC line, this line is also positive, control power switch. Black wire connected to the negative power supply. 3.Blue line connected lift the antenna or subwoofer REM control line, if not have do not connected, wrapped up with rubberized fabric. 4.The remaining eight wires(gray white green purple) are speaker line, a group of colors corresponding to a pair of speaker lines (positive and negative). 5.Please pay attention to check whether the original car speaker cable if contact iron (the original car speaker wire welding to the metal, or a speaker only a line thow out, called contact iron). contact iron will cause our high-power machine without sound, please test it with a multimeter before install, if contact iron, please disconnect and then install. Friendly Reminder: 1. Can not use the original car plug directly connected to our new machine, do not match will lead to the machine burned, part of the machine can be shared please consult customer service. 2. If you buy a 12V voltage product do not install to 24V voltage models, otherwise it will cause the machine burned. 3. When wiring, speaker cable and power cord together, will cause a short circuit, lead the machine burned/unable to boot or machine without sound. Note: This machine is 12V machine, not according to the 24V power supply