1、Built In Noise Cancelling Microphone: Sound absorbing noise cancelling microphone, clear calls and easy voice chat. 2、USB0 Interface: Plug and play, no driver required, universal for desktops and notebook computers. 3、Multipurpose: Suitable for live broadcast, online course teaching, portrait collection, video conferencing for home use, etc., compatible with various computer systems. 4、180° Maximum Angle: Adjustable base design, does not block the screen, the camera can be rotated 360 degrees, video is more convenient. There is a protective EVA pad inside the clip, which effectively protects the screen without leaving scratches. 5、1440p HD Quality: HD resolution without missing every detail. Text can be clearly seen, wide angle high definition lens, wide angle picture quality, high light transmittance, stable high definition. 1 x Camera1 x User Manual Item Type: WebcamMaterial: ABSSensor Type: CMOSAperture: F 2.2Focal Length: 4mmViewing Angle: D 107°H 89°V 48° (D Means Diagonal Viewing Angle, H Means Horizontal Viewing Angle, V Means Vertical Viewing Angle)Optical Structure: 1G3PFocusing Range: 90cmFrame Rate: 25FPSDrive Type: Plug And Play Without DriveVoltage Range: 4.5V- 5.5VWorking Current: 160mAPhoto Format: BMP JPGResolution: 2560 x 1440POutput Format: MJPG YUY2 H.264Interface Type: USB 2.0Video Format: AVIMicrophone: Built in Noise Cancelling MicrophoneFlicker Control: 50Hz 60HzSupported Devices: for Win7, for Win8, for Win10 And Other Mainstream for Windows Operating Systems, for OS, for Vista, for Linux Operating Systems