Features
High fidelity recording system, designed for QQ, MSN,  SKYPE users
Made of high quality material, durable and easy to touch
With a non-slip handle design
With a tripod, convenient to use
3.5 mm stereo plug
Wide application for video meeting ,qq chatting, kalaoke, etc
General Specs
Brand & Model SF-666
Sensitivity -55dB±2dB
Directivity Noise canceling
Impedance ≤2.2KΩ 
Sensitivity reduction Within -3dB at 1V
Operation voltage 1.5V 
Standard operation voltage
1.5V
Frequency response 50Hz-16KHz 
S/N ratio >36dB 
Cord length 2m