[Direct plug and play]-No software or battery required, plug and play. One end is connected to the computer (laptop or desktop) and the other end is connected to the microphone. [360 degreeomnidirectional microphone]-USB conference microphone, which can pick up sound up to 3 meters from any angle. Enhanced voice pickup function, just need to have a normal conversation, and easily enjoy the fun of the meeting. (It's just a microphone, not a speaker) [Professional conference design]-The compact and portable design allows you to easily insert the USB conference microphone into your pocket or briefcase. Just press the mute button to quickly mute/unmute your USB microphone. [Optimized clarity]-The built-in high-performance smart chip can effectively suppress noise and eliminate . Condenser microphones covered with high-density sound-absorbing cotton make the sound clearer and smoother, which is traditional computer microphones when speaking face-to-face! [Multi-]-Online meetings, business meetings and negotiations, video/audio chat/Skype/games, etc. This USB microphone can be used in Windows 7/8/10 systems. / Linux / Android / ). Product: USB microphone Directionality: Omnidirectional Microphone core: 9.7mm in diameter Frequency response: 100hz-16khz Sensitivity: short range -45dB; long range -38dB Output impedance: short distance 1000 ohm; long distance 2300 ohm Power supply voltage: DC1.5V Effective pickup distance: 3 meters Plug diameter: 2.0USB Cable length: 2 meters Colour: black Material: metal +ABS Size: 7x1.5CM Package Contents: 1 * USB microphone Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.