... relay server 3G 4 channel H.264 DVS network video serveris the unique wireless high-definition video ... transmission equipment in China. base on 3G wireless network, transfer 4 Channel D1 full video in real ... D,Pelco-P)Front panel : LED, Keyboard, record, network, Emergency buttonBoard : WCDMA,CDMA 2000,TD-SCDMA 3G ... , run on PC, connection DVS via LAN / WLAN networks or 3G. also can run on 3G mobile ...