HD & Lens Support 1080P Full HD with super resolution up to 1080P@30fps/25fps encoding output, and down compatible with 1080p,720p.Wide angle up to 84°(support autofocus)/83°/110°. At the same time, it supports EPTZ to make it more biger and visible. USB Full functional USB, 2.0 connection,power supply,video and audio all in one and support 2 streaming USB video signal(option) and one auido source. Built in Microphone Built in microphone array,omnidirectional pickup, pickup distance up to 6 meters, noise suppressing algorithm with excelent sound. Low Light Star-level ultra-high noise ratio of the new CMOS image sensor can effectively reduce the low noise in the case of image noise, while the application of 2D and 3D noise reduction algorithm, significantly reducing the image noise, even under low light conditions, still keep the picture Clean and clear, the image signal to noise ratio up to 55dB or more. Easy Installation Equiped with damping rotary shaft bracket, to meet the marketalmost 100% of the display, easy to install, stable and reliable.