The USB plug is suitable for: KTV, online chat, MSN, SKYPE, online video conferencing, online singing, online recording, online games<br> Professional network microphone, professional voice chat tool, plug and play, no driver required, portable and practical.<br> How to use:<br> Plug and play in XP and above systems, automatically the microphone of the computer's built-in sound card (some computers will not , just switch it manually once)<br> Product features:<br> 1. Cool black, more intimate color<br> 2. High-performance microphone, true sound replica<br> 3. High sensitivity, effective distance of more than 2 meters, say goodbye to the traditional 3.5-pin microphone effective distance 0.5M-1M limitation<br> 4. No other device is needed for access and recording<br> 5. Can be used with any computer with a USB port (including Apple), driver-free and plug and play above XP system<br> 6. Flat and wide frequency response for crispness and clarity<br> Product parameters:<br> 1. Sensitivity: -47dB±4dB<br> 2. Sensitivity reduction: -3dB at 1.5V<br> 3. Operating voltage: 4.5V<br> 4. Frequency response: 10016kHz<br> 5. Signal-to-noise ratio: More than -67dB<br> 6. Cable length: 1.2M<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia