... . Multi-functional car pc ,touch screen 2. Advanced system with headrests 3.Built in GPS,,bluetooth ,3G USB ,wifi,DVB-T Product ... office, communicationBuilt in bluetooth handsfree (without turn on car pc) Record of traffic informationSupport Wirelss 3G(TD-SCDMA,WCDMA,CDMA2000 ... ,GPRS,WIFI etc) TPS turn off Large capacity storingRadio:AM,FM( ...