Model No.:SM-Wh7400
1,Stylish wooden dynamic headphone with CE , ISO and RoHS approved .
2,40mm speaker with high-end diaphram provide you with the excellent listening experience .
3,Adjustable headband and comfortable cushion is ideal for long-time wearing .
4,Line controlled microphone let us enjoy the music and phone call freely .
5,Different wood materials are available .

Specification:                                                                                                                                                                                                                                   Speaker size:40mm 
Sensitivity:116±3dB
Impedance:32ohms
Frequency Response:20~20kHz 
Cord Length:120CM