Image Sensor: 1/3"SONY Sony Exview Had CCD 

Scanning System: 2: 1 Interlace Horizontal Frequency: PAL: 512(H)*582(V); NTSC: 512(H)*492(V)
S/N Ratio: More Than 48dB
Resolution: 420TVL
Mini IIIumination: 0Lux(IR ON)
Synchronization: Internal
Lens: 3.6mm /selectable
White Balance: Auto
Backlight compensation: Auto
Gamma Characteristic: 0. 45
Operating Temperature: -10degreeC to +50degreeC, RH95% Max
Shutter Speed(8 Steps): 1/60 ~ 1/10, 000 Sec. (NTSC) 1/50 ~ 1/10, 000 Sec. (PAL)
Supplied Voltage: DC12V+-5%