Computer Headphone, wired headphone:
1.Computer headphone with adjustable headband and it can be folded
2.Omni-directional microphone for clear voice pick-up
3.Soft sushion earcup for maximum comfort
4.RHOS ,CE and FCC
5.Blister+card packing , hanging eyelet
6.Drive Unit : 40mm
7.Frequency range :20HZ---20Khz
8.Impedance :32
9.Sensitivity:118dB±5dB S.P.L at 1 kHZ
10.Distortion <=1%
11.Rated Power :20mW
12.Maximum Power :50mW
13.Microphone Sensitivity :-58+-3dB
14.Cord length: 2.0±0.3m
15.Plug :3.5mm