Spec / Model A B C D Image feature: CCD Sensor; Image with Direction guide; Wide angel view; Economic camera Effective pixels: N:500(H)*582(V) P:510(H)*492(V) Resolution(TV lines): 420 TV lines Min. Illuminations: 0Lux(LEDS on)1Lux A.E.S.: 1/50-1/100000(s) Video output: 1Vp-p75 Power Source: 9-15V S/N: >48db Waterproof Grade: IP/67