Full-featured USB Interface - Full-featured USB2.0 interface, supports audio, encoding output, UVC 1.1 and UVC 1.0 protocols. Good Compatibility - Supports mainstream video conferencing software on the market. Full HD Image Sensor - Equipped with a of 1 or 2.9 inch high-quality HD CMOS sensor with 2 million effective pixels 90 Wide-angle Lens and 16x Digital Zoom - Adopts 90 high-quality ultra-wide lens, supports 3x optical zoom and 16x digital zoom. Low Illumination - New CMOS image sensor with ultra-high can effectively reduce the image noise under low illumination. Meanwhile, the application of 2D and 3D noise reduction algorithms dramatically reduces image noise. The image maintains clean and clear even under ultra-low light illumination. The of the image is as high as 55dB or above. Remote Control - Multiple control modes, including RS232 and USB Two Kinds of Power Supply Modes - Supports both USB 5V and DC 12V power supply. Due to different product batches, the appearance , which does not affect the use. Colour:Black Material:Plastic Package Contents: 1 x PTZ Camera 1 x USB cable 1 x Remote control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.