Specification Image Sensor 1/3" Sony CCD Color 420TVL B/W 420TVL 320,000 pixels 1/3" Sony CCD Color 520TVL, B/W 600TVL 480 000 pixels CCD Resolution Color 0.5Lux/F1.2 B/W 0.05Lux/F1.2 Lens C/CS mount Video compression: H.264&M-JPEG Video Resolution: D1/ HD1/ CIF/ QCIF Video code rate: 32K-2Mbps adjustable, or user-defined Video Frame rate: PAL:1-25fps, NTS: 1-30fps adjustable Code rate type: Video stream, combined stream Motion Detection: Various zone, Various sensitivity Network connector: 10/100Mbps Ethernet Audio Compression: G.711/G.726 Alarm I/O: 2-CH Alarm input, 1-CH Alarm output RS485: 1-CH, support PAN/TILT long-distance control SD card storage: Support 4GB SD card, 2GB SD card standard Video motion detect: Support multi-detect area and multi-sensitivity Power: POE(IEEE802.3af)