IC Realtime EL-1000B Indoor/Outdoor Mid-Size IR Bullet Camera, Black, 1/3" I-Sniper Chipset Based on Pixim Technology, Internal Synchronization, Scanning System 2:1 Interlaced, Min. Illumination 0Lux 2.8-12mm varifocal lens 720TVL / 960H effective pixel IR Distances up to 75' WDR (Wide Dynamic Range) 12V Power Voltage