Features: High-power omnidirectional microphone, 360 audio pickup and 6m radius pickup range. Built-in 8W speaker, can be used as a loudspeaker of computers or laptops for video conference. Built-in DSP chip that can eliminate echo, reduce noise efficiently, and provide more clear sound. USB plug play, no driver required; compatible with Windows Mac systems, simple and convenient to use. With microphone and speaker mute buttons, and supports speaker intermittent mute function. With 3.5mm audio input output jacks for connecting external speaker and microphone. Ideal for video conference, internet interview, online education, video call, etc.