[Wide Application]: Support most meeting and chatting software such as QQ, Skype, Zoom, etc. Suitable for small conference rooms or personal use. Perfect for video call, voice chatting, music , meeting, game playing, remote training, online class, live streaming, etc. [Built-in Speaker Desktop Microphone]: USB wired conference microphone, built-in speaker, dual speaker unit configuration, shocking sound quality, strong performance. It can be a good music player. , speaker and microphone volume adjustment. With mute key, it is convenient to interrupt and resume calls quickly. [360Omnidirectional Mic]: Adopts 360 omnidirectional audio pickup microphone, the effective radius of sound is 3 . Advanced Noise-canceling Technology, clear and stable sound quality, instant communication with zero distance, high efficiency. [Built-in Rechargeable Battery]: USB charging and play, no drivers to install, suitable for PC computer and laptop. Compatible with Windows XP/Windows 7/8/10 and OS system. [Portable Design]: Mini one hand, so it stays perfectly on the conference room table without taking too much space. Sampling Rate: 48KHz Speaker Power: 3W Directivity: Omnidirectional Output Impedance: 75 Sensitivity: -40dB2dB Radio Distance: 300cm Signal to Noise : 36dB Wire Length: 2m Compatible System: Compatible with Windows XP/Windows 7/8/10 and OS system. Type:conference microphone color:Black Material:pvc+aluminum alloy size:120 x 75mm Package Contents: 1 x conference microphone 1 x usb cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.