USB driver-free plug-and-play, ultra long-distance pickup, effective pickup within a radius of 3 meters, high-fidelity and high-definition sound. It has extremely wide frequency response, fast transient response characteristics and ultra-high sensitivity characteristics, and can collect sound at 360 degrees Omnidirectional Microphone - It is not a Speaker or Speakerphone, it is a condenser microphone. The microphone has an omnidirectional pickup pattern with a pickup distance of 3meters, making it easy to pick up the most subtle sounds from 360° directions and transmit the sound more loud and clear.