Specifications:1) Image sensor: 1/4" Sharp CCD, 1/3" Sony CCD2) Effective pixels (H x V): a) PAL: 512 x 562 b) NTSC: 512 x 4923) System: PAL/NTSC4) Resolution: 420 TV lines5) Min. luminescence: 0Lux (infrared lamps turned on)6) S/N ratio: over 48dB7) Shutter speed: 1/50 (1/60)-1/100,000s8) Built-in lens: 6mm9) Video output: DC 12V 120mA10) Infrared wavelength: 850nm11) Infrared lamps: 40m12) Auto: night/day opening/turn off producing area:China payment:T/T supplying capacity:500pcs/month