Headphones:

Frequency response: 20Hz ~ 20KHz
Impedance: 32 Ohms (Ω)
Sensitivity: 115dB SPL @ 1KHz
Rated power: 20mW
Driver size: 50mm
Total numbers of drivers built-in: 2

Microphone:

Noise cancellation
Frequency response: 16Hz ~ 20000 Hz
Sensitivity: -38db
Signal-to-Noise ratio: ≥60% ~ 80%

Other Specifications:

Audio and microphone jack: USB 2.0 gold plated

Software Included:

Up to 7.1 Adjustable speaker angle and positioning
Manual equalization with DB slider

System requirement:

PC: Window XP， Win Vista， Win 7， Win 8， Win 8.1
1 x USB port
CD-Rom: to install software driver