... , 2TB maximum -2 channel, D1, support 3G Network:EVDO( CDMA2000),WCDMA 2 channel D1 Digital Video Server with Storage support 3G ... (D1) Video ParametersBrightness, Hue, Contrast, Saturation, Image quality.Streaming FormatOptional Video Streaming or Audio &Video composite StreamingVideo ... port, RS485 port, RS232 port Built-in some high-speed protocols and decoding protocols. Support public protocols ...