... -264 Compression 2.Support network,playback,Iphone4,3G phone,2 USB,PTZ,Audio 3.Graphical interface 4.cctv camera dvr Features:WT ... Equipment Manufacturer! Including Dome camera , Array IR camera, IR waterproof camera, IP camera, CCTV camera, PTZ speed dome camera, mini camera, CCD camera ,DVR etc. series. Welcome to choose welltor ...