GW Security Professional 700TVL Surveillance Video Outdoor CCTV Security Camera - 1/3-Inch Sony Exview HAD CCD II with Effio-E DSP Devices, 700 TV Lines, 2.8-12mm Varifocal Lens, 42pcs IR LED, WDR, OSD Menu Button Control Enhanced Features and Fine Image Processor OSD/2D-DNR/BLC/Privacy Masking; Zoom & focus outside adjusting Auto Gain Control; Suitable for wall & celling installing