Product Specification Max pixels: 1920 * 1080 Video Format:H.264,M-JPEG,AVI Resolution: 1080P Frame rate: 30fps Focus Type: Fixed Focus Aperture:F/N2.0 Interface type: USB 2.0 Photo Resolution: 3.0MP interface Voltage: Input 5V L * W * H: 155 x 90 x 47mm Weight: 160g Microphone : Built-in Noise-Cancelling Microphones Warm Tips 1. If your device has a built-in camera, you need to change the default camera settings. 2. This webcam does not contain speakers. If you can't hear any voice, you should check whether you have connecteda sound output device like speakers or headphones to your device. 3. In order to avoid echo, you need to keep this webcam away from other recording or broadcasting devices. 4. If the mic didn't work, that is because the other camera (or devices) had occupied the right channel, so your computer distributes the wrong channel to new webcam. Please open the device manager find the audio. 5. The webcam is plugged into the laptop USB and cannot be used. You need to disable the built-in camera or microphone, our webcam will unusable as the hardware conflicts