This is a 3.5mm Stereo Microphone Mic w/Stand Mount which is designed for MSN,SKYPE,Computerchat and online meetings. Compatible with All PC Computers via plugging it in 3.5mm microphone jack. Compact and lightweight. A good choice for network users! 

Product Features:
Brand new and high quality
It is ideal for vocal or internet voice chat, multiplayer internet gaming, video conferencing, language & other training, speech recognition & dictation, networkmike, oneself singupload etc
Can be used for karaoke, sound reinforcement, and multimedia applications
This musical instrument microphone has clear, bright and natural sound
On off switch 
Plug and Play
Compatible with PC, laptop or notebook

Specifications:

Color:Black
Cable Length: 170 cm
Device Type: 3.5mm Microphone Stand
Sensitivity: -58 db +/- 3 db
Impedance: ≤ 2.2 K
Sensitivity reduction: Within-3dB at 1.5
Operation voltage: 1.5 V
Frequency Response: 100-16k Hz
Microphone Plug: 3.5 mm Stereo Plug

Package Include:

1 * 3.5mm Microphone Stand