1. Multi-functional car pc 2. Advanced system with headrests 3.Built in GPS receiver ,wifi,bluetooth,3G , ... nearly all audio format document)12. iPod external input13. Operation system: WINDON XP ,VISTA ,WIN 7 14. Software: Support all softwares ... Navigator,search signal,locate and seek good ways very fast*Intelligent Traffic System(ITS),Eg, Red(Block),Yellow(Slowly),Green(Good)*Anti ...