Model No :Sennheiser PC 31 Headphone
Specifications :
Cable length :3 m
Connector : 2 x 3,5 mm for PC/Laptop
Headphone
Frequency response : 40 ? 18.000 Hz
Impedance : 32 Ohm
Sound pressure level (SPL) : 109 dB
Microphone
Frequency response : 80 ? 15.000 Hz
Microphone : noise cancelling
Impedance : ~2000 Ohm
Sensitivity as per 121 TR 9-5 : -38 dB
Warranty : 6 Months Manufacturer