Brand	SOUND FRIEND
Model	SF-GH400
Color	Black
Material	ABS
Interface Type	USB 2.0
length	1.9 M
Impedance	32 ohm
Sensitivity	115 +/- 3 dB
Headphone Frequency Response	20~20、000 Hz
Packing List	1 x Headphone

Dimensions: 7.09 in x 7.28 in x 3.35 in (18.0 cm x 18.5 cm x 8.5 cm)
Weight: 8.29 oz (235 g)