Computer Usb Plug Is Suitable For Any Computer Model With Usb Interface 360°Full Directional, Anti-Noise, Can Be Used As Computer Recording Equipment Usb Plug Is Suitable For:Ktv, Internet Chat, Msn, Skype, Internet Video Conferencing, Internet Singing, Internet Recording, Online Games Professional Network Microphone Professional Voice Chat Tools Plug And Play Without Any Drivers Portable And Practical. Multifunctional USB Microphone, Gaming Conference Karaoke Microphone How To Use: In Xp And Above System Plug And Play, Automatically Shield The Microphone Of The Built-In Sound Card Of The Computer (Individual Computers Will Not Shield Only Need To Manually Switch Once) Suitable For: Network Chat, Network Video Conference, Network Singing, Network Recording, Network Games High Performance Microphone, Real Sound Replica High Sensitivity, Farewell To The Traditional 3.5 Needle Wheat Effective Distance Limitation Of 0.5m-1m No Other Device Is Required For Recording Access Can Be Used With Any Computer With Usb Port (Including Apple),Xp System Above Drive Free, Plug And Play. Flat Wide Frequency Response For Crispness And Clarity Sensitivity:-47db±4db Reduced Sensitivity:-3db At 1.5v Working Voltage:4.5v Frequency Response:100-16khz Signal To Noise Ratio:More Than -67db Line Length:0.7-0.9m Colour:White Material:plastic Size:13.5x5.5cm Package Contents: 1 * Microphone 1 * Usb Cable Only the above package content, other products are not included. Note: Light reflection 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.