AV164WDIP-2812SZ is a high performance 4 megapixel Onvif compliant motorized bullet camera. This model is equipped with high resolution CMOS sensor, anesthetist allowing a resolution of up to 2688 x 1520 and 2.8-12mm motorized lens. The H.264+ dynamic video compression encodes and decodes audio and video to deliver superior image quality at a low bit rate. This camera also features 120dB Wide Dynamic Range, sickness 3D Digital Noise Reduction, online DC12V & PoE compatibility and supports dual video streams. Additional functions IP66, Audio/Alarm I/O, 3-axis and up to 100ft IR range, provides ideal surveillance for sites anywhere from street traffic, through shopping malls, to buildings and office interiors. Besides NVR, SD (up to 128GB) card for local recording is optional.