Specification 1. 4-inch screen resolution up to 1080P, WINCE system 2. Built-in 4.2 Bluetooth chip, can play and answer Bluetooth 3. Support SD card, U disk, USB media MP3 playback function 4. Support MP5, RM, RMVB, MP3\/WMA and other movie playback, support picture browsing 5. The colorful lights can be changed at will 6. Full-featured screen touch, radio can be stored in the station, long body 7. Intelligent AI voice voice control vehicle system, long press the voice function key on the screen or the voice function key on the steering wheel remote control to call out the voice assistant 8. with video, audio output and AUX audio input functions 9. Full-frequency FM electronic tuning radio function, manual pre-store 18 stations, automatic search and store station function 10. Choose classical music, rock music, flat music, modern music; bass output, strong sound field 11. Support power off memory 12. EQ sound effect control, stereo, left channel, right channel selection 13. Full-function infrared remote control 14. Support driving record 15. Support pull microphone 16. Support Android and Apple mobile phone interconnectionProduct size: 178mm * 98mm * 50mm Weight: 640g Product List: Host *1 Power cord*2 Remote control*1 Manual *1 4LED camera*1 (optional purchase) USB DVR*1 (optional purchase) Steering wheel remote control*1 (optional purchase)