... D1 and CIF ModelNVS800Video Input(encode platform)32channel composite video, PAL or NTSCBNC interface ,1.0Vp-p,impedance ... Hue, Contrast, Saturation, Image quality.Streaming FormatOptional Video Streaming or Audio &Video composite StreamingVideo Frame RatePAL: 1-25frames/second;NTSC ... ,8 RS232 portSeveral built-in high-speed dome and decoder protocols, supports transparent protocols;. Supports 802.11b/g ...