This item was purchased new and tested for functionality, but I switched to a different product, so I am selling it. 【Spedal 4K UHD 8MP Webcam】The latest version of the Spedal brand 4K, 8-megapixel webcam features a maximum resolution of 3840 * 2160 (30FPS). It has 4x digital zoom, automatic dimming, and 16-step brightness adjustment. You can capture files or text written on a whiteboard more clearly during video conferences and online classes. 【Webcam Wide Angle 105°】The 105-degree wide-angle webcam is perfect for meetings in conference rooms and chats with multiple people. In addition, the 105° wide-angle glass lens combined with a 360° horizontal rotation range and a 180° + 90° vertical rotation range provides complete coverage, allowing you to adjust to any angle during video conferences. 【18-Key Remote Control & Tripod Included】: The Spedal 931 webcam comes with a remote control that allows you to operate 4x digital zoom, stepless brightness & saturation, angle of view adjustment, and microphone and camera on/off. The included tripod is height-adjustable, improving stability. It's easy to set up the webcam on your desktop. 【Built-in Noise Reduction Microphone】This wide-angle conference webcam with a microphone is equipped with dual built-in microphones that can capture human voices in rich stereo audio. It features noise and echo cancellation to reduce ambient noise, suppress noise entering the microphone, and prevent howling during calls, enabling clear and smooth conversations without interruption. 【Plug and Play & Wide System Support】(Includes USB-C adapter) Easy to connect, just plug it into a USB A&C port and it's ready to use. Supports major operating systems such as Windows XP/ Vista / 7/8/10 / Mac OS. This USB camera is compatible with most video chat and recording software such as PC, Mac, Macbook, laptop, desktop, computer, Skype, Zoom, OBS, Face Time, Facebook, and YouTube.