... and many function 3) Built-in high-quality IR lens, effective IR distance is 60 meters 4) Widely used ... cctv camera and dvr and monitor via AC to DC adapter;Open monitor;Open dvr and you will see ... 50(1/60)~1/100,000(sec)Lens12/16/25mm Lens optionalIR48pcs F8 LED + 24pcs F5 LED, IR distance: ... and rotatorKDM-6221C1/4"Sony CCD, 480TVL, 25mm manual iris lensKDM-6222H1/3"Sony CCD, 540TVL0.001Lux/F1.2, 12 ...