This is a Box Camera for security Monitoring and CCTV system.Camera with (1/3 or 1/4) SONY/SHARP CCD chip,Signal System:NTSC/PAL . We supply the following related products : security surveillance equipment ,cctv camera, IR cameras,CCD camera, explosion-proof camera ,waterproof camera ,color camera,zoom camera,dome Camera,High-speed ball ,420TV Lines camera, HD 480TV/520TV/540TV/600TV Lines camera,Gun-shaped camera and other related Accessories.