surveillance equipment, cctv equipment, security equipment, high quality,2 years warranty With OSD ... DC/VIDEO Drive Surveillance Equipment/cctv Equipment/ Security Equipmentsurveillance equipment, cctv equipment, security equipment, high quality,2 years warrantyWith OSD ... /off BACKLIGHT OFF/BLC/HLC MOTION DETECTIONONdetect sense0-127 Block Dispon/enable/off motion areaoff/on Area SelTop0-288bottom0 ...