KT&C KPC-N501NUB Surveillance Camera - Color, Monochrome Color: Black Type: Bullet Camera Sensor: CCD Lens Type: Varifocal 2.8~12 mm Megapixel DC Iris Type Power: 12V DC / 24V AC Features: Superlative resolution of over 750 horizontal TV lines for amazing image quality EXview HAD 960H CCD IIfor high sensor IR sensitivity Varifocal 2.8~12 mm DC iris lens to capture the desired field of view True Day/Night zero light operating range of 80 feet or more from 20 Invisible IR LEDs (depending on scene reflectivity) āInvisibleā? (940 nm) IR LEDs cannot be seen by the human eye Reflection preventing dual section cover glass isolates IR emitters from lens to prevent image distortion Simple and easy to use OSD setup menu Dual voltage (12V DC/24V AC) with Anti Color Roll IP66 (Weather Resistant) Extreme Operating temperature down to -40 degrees External lens adjustment and serv...