... 1 LAN ,1 TVOUT ,2 COM ,built-in speakertouch all-in-one computerhardware configuration can be customized Light and handy ultrathin ... environmental protection,Safety and stabilization:particular built-in power supply.main machine, radiation,electric shock,leakage power protection ensure ... ray,Low electromagnetic radiation.The quanlity of whole machine attain 3C standard.Environment noise less than 50DB, ...