... , 0.5LUX, 1/3 SONY CCD night vision 50m IP Infrared Camera (GS-8A13) 420/480/520 TVL selectableFeatures:* Highly reliable ... to the network bandwidth.* Provide video loss, motion detection and sensor alarm functions * Support image masking, image capturing* Auto-retrievey ... search, web alarm center), (WEB, client viewer)Technical Specification:Image Sensor 42S/42SN 420 line, 0.5LUX,1/3 SONY CCD48S ...