1. Multi-functional car pc ,touch screen 2. Advanced system with headrests 3.Built in GPS,,bluetooth ,3G USB ,wifi,DVB-T Product Features:WINDOW system(X86);Support Microsoft Windows XP/WIN 7/98/2000/2003/me/LinuxRearview (automatic switching sense lines)Touchscreen OSD interfaceSupport Mp5 independent play (It can play video,RMVB,Universal learning steering wheel controlsRM,VOB,MP3,MP4,CD,AVI, ...