Specifications:

Driver Unit:50mm
Microphone sensitivity:-54dB+ 2dB
Speaker　Impedance:32ohm+15%
Speaker Sensitivity :105dB+3dB
Speaker Frequency Response:20-20,000Hz
Maximum Power Input: 100mw
Cord Length:2-meters

Features:

Accurate, linear reproduction for critical monitoring applications
Neodymium magnets for optimum sensitivity and wide dynamic range
Very good attenuation of background noise
Comfortable fit due to soft, circumaural ear pads
Blue and red earcups options