Headphone with microphone for PC (TY-101MV)

It is a good partner for PC VOIP, MSN, YAHOO, AOL, SKYPE etc, internet communications. It is also fit for CD/MD/DVD and other audio electronics with stereo 3.5mm output jack.
Spec:
Driver unit:    30mm Mylar Speaker
Frequency response: 20-20K Hz
Impedance:     32ohm
Sensitivity:    103dB S.P.L. at 1 KHz
Max.Input power:  100mW
Microphone:     Condenser type
Polar Pattern:   Omni-directional
Sensitivity:    OdB=1V/Pa at 1 KHz-68dB
Cord length:    2.3M.
Any OEM is welcome