High-quality CMOS sensor and built-in microphone: CMOS high-definition image sensor improves performance at a speed of 0.7s. Fast focus speed, better noise reduction in low light conditions, excellent color reproduction, reduced interference, distortion and delay, video quality and even camera resolution are also good, built-in microphone, sound transmission effect is also good Sturdy iron support arm, easy to assemble: flexibility without shaking during use. Using multiple joints, you can adjust the bracket to the desired angle. You can use hexagonal bolts to manually adjust the height and angles of the bracket to tighten the loose joints caused by daily use. You can change the distance between the stand and the desktop to enlarge the document, the stand can be easily assembled and folded, and it can be stowed from a small table space for easy storage. Easy plug and play: automatically install the USB camera driver. Just connect the USB camera to the USB port of the computer, and it will automatically install and switch the document camera. No procedures are required. Compatible with Window 10 or other versions, MacOS, Linux or ChromeOS system, support plug and play application range: USB camera is very suitable for online photo taking, video recording, video conference recording, video conference, real-time streaming, making time-lapse or stop motion and other , and it is compatible with Skype, Zoom, FaceTime, , , Google Hangouts, , Bandicam, Amcap and OBS Material: ABS colour:Black Package Contents: 1 set x document camera Only the above package content, other products are not included. Note: Light 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.