parameter: 1. Screen size: 9/10.1 inch 2. Memory: running 1/2GB (RAM) + 16GB (ROM) / 2 (RAM) + 32GB (ROM) 3. Screen resolution: 1024x600 4. Mirror connection: Android / IOS 5. Radio chip: NXP6851 6. Output power: 4x45W 7. Working temperature: -40 degrees Celsius -80 degrees Celsius 8. Support: steering wheel control function, video output, WIFI, car logo change 9. Bluetooth version: 4.0 10. Power amplifier chip: AC7315 11. Broadcasting frequency band: FM 12. Map: Built-in offline map 13. USB: Dual USB interface 14. Audio format: APE / FLAC / WAV / MP3 / WMA, etc. 15. Video format: MKV / RMVB / AVI / MP4 / MDV, etc. 16. Picture format: PNG / JPEG / JPG / GIF / WBMP / BNP, etc. 17. Weight: 9 inches is about 1300 grams, 10.1 inches is about 1500 grams 18. Dimensions: 9 inches 228x130 mm, 10.1 inches 250x145 mm 19. Applicable models: GM 20. Power supply mode: car power supply 12V 21. Include: car MP5 player, power cord, GPS antenna, camera input, RCA input and output, 2 USB cables, 2 metal frames, 4 screws, instruction manual Features: 1. HD 9/10.1 inch glass mirror automatic radio player 2. The network or GPS automatically turns on the date and time, and can also be adjusted manually 3. Bluetooth hands-free call, Bluetooth music player, automatically load the phone book 4. Dual system mirror connection (IOS / Android) 5. Built-in GPS navigation, WIFI, Bluetooth 6. Support multiple languages, USB connection, FM radio 7. Wide applicability, beautiful and exquisite, durable