Features:- With 3.5mm stereo plug， it perfectly fit for all kinds of computers
- Plug in， and start recording-no extra gear needed
- High quality microphone with Hi-Fi recording system specifically for comstomers who are interested in network chatting ( QQ， MSN， SKYPE etc. )and singing in the internet
- Low noise， suitable for all kinds of 3.5mm plug speakers
- Combined with the adjustable tripod， very easy and convenient to use
- Stylish design， compact and lightweight， easy to carry

Specifications:
- Loading inpedance: More or equal than 1000ohm
- Output impedance: 150ohm more or less 30 percent ( at 1KHz )
- Equivalent noise level: 16dBA
- Max. SPL: 135dB ( at 1KHz less or equal than 1 percent T.H.D. )
- SNR: 78dB Type: Wired
Connection: 3.5mm
Microphone-core: 1465 High Sensitivity Vibration Condenser
Polar Pattern: Heart-directional
Frequency Range: 20Hz-20kHz
Sensitivity Range: -37dB (more or less 2dB， 0dB=1V/Pa at 1kHz)
Cable Length (cm): 180cm
Mainly Compatible with: Linux，Mac OS，Windows 7
Package weight: 0.319 kg
Package size (L x W x H): 10.00 x 10.00 x 10.00 cm / 3.94 x 3.94 x 3.94 inches
Package Contents: 1 x SF - 999 Desktop Microphone， 1 x Bilingual Instruction in Chinese and English