m671-m680 Headphone

Features:
1.Adpot new environmental ABS/PP material
2.Pass CE,FCC,ROTHS
3.Studio headphones
4.High quality and competitive price
5.Professional manufactory
6.Leather with foam earcap, comforable and suitable for long time wear
7.OEM,ODM also welcome

Specifications:
Speaker unit Φ40mm
Speaker Impedance 32Ω
Speaker Sensitivity 108dB
Speaker Frequencey 20Hz-20KHz
Rated power 3mw
Power capability 30w
Mic unit 6*5mm
Mic Directivity omnidirectiomal
Mic Impedancemaximum: 1KΩ
Mic Cord length 1.8m±0.15m
Plug type 3.5mm*2 Stereo