20m Twist Water Resistant IR Dome Camera (VM-265CR/H)

Item NO.: VM-265CR/H  
Image Sensor: 1/3" SONY
Pixel PAL: 500(H)*582(V) NTSC: 510(H)*492(V)
Horizontal Resolution: 540TVL
Signal System: PAL/NTSC Optional
Min. Illumination  0LUX/F1.2 (LED on)
Lens: 12mm /8mm /6 mm /3.6mm Optional
Electronic Shutter  PAL: 1/50~1/100, 000ses; NTSC: 1/60~1/100, 000ses.

S/N Ratio   ??48dB
VideoOutput: 1Vp-p/75 ??
White balance: Auto
Backlight Compensation: Auto
Gamma Characteristic ??0.15
IR LED: 24 LEDs
IR View Distance: 20M
Power Supply: DC 12V, DC12V/AC220V