Best Quality GW Professional Equipment with Sony Effio-E DSP 1/3" Exview HAD CCD II Inside GW CCTV Security Camera 700 TV lines 2.8~12MM Varifocal Lens 66 IR LEDs 176 FT IR Distance Night Vision WDR - Wide Dynamic Range - OSD Menu - Vandal Proof - Water Proof Enhanced Features and Fine Image Processor Zoom & focus outside adjusting Auto Gain Control Auto Electronic Shutter OSD Menu. Vandal Proof & Water Proof