Features: Support software：for QQ-, WeChat-, Tencent-Meeting, DingTalk-, Skype-, ZOOM-, Microsoft-teams, Google- Hangout, Facetime Product Features "Maximum number of participants: within 5-10; 2 microphone arrays, which can pick up sound at 360° suitable for small and medium conference rooms- within 20 square meters-; Super call: 360° call, full-duplex call, built-in echo cancellation, noise suppression, vocal enhancement and other algorithms to provide clear call sound quality; Intelligent noise reduction: Eliminate external environmental interference and keep clean human voice-; With TypeC-A data cable, it can be adapted to different computers Specifications: Echo Cancellation：less than 500ms Full-duplex：Full-duplex with echo cancellation Microphones：high quality mics Pickup distance：diameter pickup 3-5meters Mic-Sampling Frequency：48Khz Signal-to-noise ratio：65.5dB Mic-Sensitivity：-38dBFs speaker：High fidelity speaker Speaker Power：5W Speaker Frequency：200Hz-20KHz Connection：USB Pickup distance: within 3meters of the best pickup radius- Number of microphones: 2-AI microphone arrays Echo-Cancellation (AEC-) Support Noise suppression (ANS-) support Automatic Gain- (AGC-) support Dual-speak function support System supports Windows7 or above, MacOS-, andriod (need to support UVC) USB USB1.0, TypeC Input voltage- 5V (powered by USB) Maximum input current 730mA Average power consumption 800mW Working temperature -10℃-50℃ Host Size approx 139.5x135x36.5mm/5.49x5.31x1.44in Host net weightapprox 319g Package Includes: 1 Set Omnidirectional Speakerphone note: Due to the different monitor- and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 0-0.5cm measuring deviation- due to manual measurement.