Description: Built in high performance chip can effectively block noise and eliminate echo,Offers crystal clear voice capture on meetings calls, great noise reduction technology, Built in speaker. 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. The microphone can catch the slightest 360 ° signal, make sound clearer and smooth like talking face to face. Palm size, compact and portable design, perfectly on the conference room table without taking too much space Widely Application for online meeting, business conference and negotiation,video/audio chatting,gaming and more Specification: Model: Y02 Material: Metal Sampling rate: 48KHz Speaker power: 3W Directivity: Omnidirectional Output impedance: 75Ω Sensitivity: -40dB±2dB Radio distance: 300cm Signal-to-noise ratio: >36dB Wire: 2 Meter TYPE-C USB Compatible System: Compatible for Windows XP/Windows 7/8/10 and Mac OS system. Size Chart: Size: Approx. 8×1cm/3.0.395×1inch Cable Length: 2 meters Package Includes: 2 Pieces Conference Microphone 2 Pieces USB Cable Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! 3. Wish you a wonderful on-line shopping!