... can manage multiple terminal servers, encrypted format and tight CDMA exclusive VPN encrypted tunnel, forming a safe, confidential, reliable ... .264 VBR, CBR compression 3. Compound packet,video,audio, GPS, Vehicle Speed ,PTZ and alarm in and outVideo input : ... , Keyboard, record, network, Emergency buttonBoard : WCDMA,CDMA 2000,TD-SCDMA 3G modules and GPS modules, plug and play with 3G SIM card, Relay ...