| High Sensitive Super HAD CCD 410K Pixels (480 TV Lines) Built in Auto Focus Auto Iris OSD (On Screen Display) High Durability Built In 10X Optical Power Zoom 22X, 12X Digital Zoom (Total:268x Zoom Ratio) BLC, AGC 2 12X Variable Digital Zoom ranges Protocol: Factory Default(9600bps), PELCO D(2400bps) Protocol included Wired Remote Controller(1.5m,10m, 35m as optional) Day&Night Type(Digital Slow Shutter) TGW-2134CDX RS-232C & RS-485 both supported Function in camera | 
