USB free driver, Plug-and-Play, compatiable with Windows/Mac/Linux OS. Strong Voice Reception Ability Insert the USB plug before you use. This Omni-directional microphone can pick up 10FT sound, 10 times higher than the traditional computer microphone. Clear Audio The high quality voice signal transmission function makes it can capture a slight signal, can clearly and vividly reproduce and expand your voice. Style: Tabletop Communication: Wired Polar Patterns: Omnidirectional Transducer: Condenser Microphone Use: Conference Microphone Set Type: Single Microphone Model Number: iTalk-02 Sound Pick-up Range:Max 10ft/3m Sensitivity: -40+/-3dB Output Impedance: Less than 680Ohm Frequecy Range: 100-16000HZ MAX SPL: 110db S/N Ratio: more than the 60dB Operate Voltage Range: 5V+/-5% Connectivity: USB 2.0 Small and exquisite Excellent round condenser microphone for the computer, pick up the sound from 360 degrees all-round , saving your space, can be placed on the desktop or pocket. Environmental Protection Materials This conference microphone uses the most advanced electrophoresis technology Multi-purpose Use This USB plug computer microphone, perfect for video conferencing,office meetings, Skype, audio chat and other VoIP calls. colour:black Material:Zinc alloy size:70x15mm (diameter x height) Package Contents: 1 x Condenser Microphone 1 x User ManualOnly the above package content, other products are not included. Note: Light shooting 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.