Usage Tips:[Excellent Audio Clarity]Built in high performance chip can effectively block noise and eliminate ,Offers voice capture on meetings calls, great noise reduction technology.Built in speaker. [Quick Mute&Mute Button]The conference microphone with mute button,quickly mute/unmute by one press of the mute button,which is very convenient for online meetings and distance education. [360 OMNIDIRECTIONAL & HIGH SENSITIVITY]The microphone can catch the slightest 360 signal, make sound clearer and smooth like talking face to face. It can pick up your voice from 10ft , the traditional computer microphone. [Portable Design]Compact portable design,it is about the size of a small hand's palm,so it stays perfectly on the conference room table without taking too much space.Just put the conference microphone into your pocket or briefcase. [WIDELY APPLICATION]Online meeting,business conference and negotiation,video/audio chat,skype,gaming and more.It is an excellent solution for anyone who needs to make video conferencing,record office meetings in the conference room/meeting room. Specification Computer System: Compatible with Window, OS 7 or above. Best Using Range: 3-5m Input: 5V/500mA Colour: Black + Gray Material: ABS Size: 8x1cm, cable length: 200cm Package Contents: 1 * USB Conference Microphone 1 * usb cable 1 * English manual 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.