Mobile phone headphone and stereo headphone 1.good quality and sepcial design; 2.competive price; 3.shortly delivery.

Big headphone and stereo headphone for computer Technical Parameters:
Speaker diameter	30mm  MD moving coil
Impedance	32Ω
Input power (max.)	100mW
Frequency range	50Hz-20000Hz
Cable length	1.8m
Material	PVC
Sensitivity	105±3db
Microphone impedance	/
Microphone sensitivity	/
Output power	30mW
Plug	2.5mm or PIN plug

Big headphone and stereo headphone for computer