the Specifications of the headphone are
Specifications:
K66
Type: Semi-open, circum-aural, dynamic headphones
Audio Bandwidth: 18 Hz - 22 kHz
Sensitivity: 96 dB/mW
Max. input power: 200 mW
Rated Impedance: 32 Ohm
THD: <1%
Cable: Cable single cord, ~ 3 m long (10 ft.)
Connector: 3.5 mm (1/8") stereo mini jack + 3.5 to 6.3 mm (1/8" to 1/4") plug adapter
Weight (without cable): 210g (7.4 oz.)
PS:sorry for the crappy english


