1.[360-degree omnidirectional microphone] Adopts 360-degree omnidirectional pickup microphone with an effective pickup radius of 3-5 meters. Advanced noise reduction technology, clear and stable sound quality, long-distance instant communication, high efficiency. 2.[Widely used] Supports most conference and chat software, such as QQ, Skype, Zoom, etc. Suitable for small conference rooms or use. Very suitable for video calls, voice chats, listening to music, meetings, playing games, remote training, online courses, live broadcasts, etc. 3.[Built-in speaker desktop microphone] USB wired conference microphone, built-in speaker, dual speaker unit configuration, shocking sound quality, powerful performance. It can be a good music player. Touch panel, speaker and microphone adjustment. With a mute key, you can easily interrupt and resume calls quickly. 4.[Plug and Play] USB interface, plug and play, no need to install drivers, suitable for PC computers and laptops. Compatible with Windows XP / Windows 7/8/10 and Mac OS systems. It can also be connected via bt 5.0 without wires.