... , 600TVL,OSD,D-WDR,0.1lux, 50M Distance,2pcs high-power LED , 2.8-12mm/6-15mm Auto iris lens op ... -12mm/6-15mm Adjustable lens from outsideIR Led: 2PCS high-power IR LEDIR Distance: 50MHorizontal resolution:600TVLSynchronization: internalFunction: OSD D-WDRMinimum ... /N ratio: ≥48dBOperating temperature: -20 to 50°CWhite balance: automaticPower supply: 12V DC, 1,000 to 2,000mA 1/3 inch sony ...