Feature:1. The product adopt computer USB plug, suitable for any computer model with USB port2. Support 360 degree full direction, anti-noise, can be used as computer recording equipment3. High performance microphone is true sound reproduction, flat wide frequency response with crispness and clarity4. Plug and play for XP/OS X system, automatically shielding the microphone of the computer's builtin sound card (some computers will not be shielded, just need to manually change once)5. USB plug is suitable for: KTV, network chat, MSN, SKYPE, network video conference, network singing, network recording, network games6. Professional network microphone, professional voice chat tools, plug and play without any driver, portable and practical7. High sensitivity, effective distance more than 2 meters, bid farewell to the traditional 3.5needle mike effective distance 0.51meter limitationsSpecification:Item Type: USB MicrophoneSensitivity: -47dB4dBReduced Sensitivity: -3dB at 1.5VWorking Voltage: 4.5VFrequency Response: 100~16kHzSignal-to-Noise Ratio: More than -67dBEffective Distance: More than approx. 2meter / 6.6ft.Package List:1 x USB Microphone