Desktop USB microphone, it is not a speaker or speakerphone, suitable for a small conference. With the touch-mute function, it is convenient to interrupt and resume calls quicklyAdopts 360 omnidirectional high sensitivity mic, clear and stable sound quality, the effective radius of pick up sound is 3 meters, instant communication with zero distance, high efficiencyUSB interface, plug, and play, drive-free design, easy to use. The cable is about 1.8 meters long. Designed for PC and laptop. Compatible with for Windows XP/Vista/7/8/10/for Mac OS operating systemsSupport various chat tools and video conferencing software. Suitable for online meetings, business conferences, video chatting, gaming, live streaming, etc.Mini and portable, the microphone does not take up desktop space. Small enough to put in your pocket or backpack, convenient to carry around Specifications: Plug (optional): USB (Y01B)/3.5mm Plug (Y01A)USB (Y01B): With Touch-Mute Function3.5mm Plug (Y01A): No Touch-Mute FunctionSampling Rate: 48KHzDirectivity: OmnidirectionalOutput Impedance: 75Sensitivity: -40dB2dBRadio Distance: 300cmSignal to Noise Ratio: 36dB Package included: 1 x Microphone 1 x English and Chinese User Manual Other items not included