1． The newest design,super lightweight,wear comfortable
2． Excellent stereo sound,OEM quality
3． With invisible microphone and volume control in line
4． With interchangeable earphone housing
5． RoHs and customers logo available
6． Perfect use for chating on notebook computer
Drive Unit:15mm
Frequency range:20Hz-20KHz
Impedance:32Ω
Sensitivity:110±3dB
Distortion:≤1% &1KHz
Rated Power:2mW
Maximum power:5mW
Microphone Sesitivity:-58±3dB
Link line:1.6m
Plug: stereo 3.5mm