6 u steel magnetic guarantee quality, metal casing, innovative luminescence zipper line, wheat metal shell, perfect embodiment of metal texture.Headset stereo effect is very good, bass, voice is very clear, is also relatively moderate.The overall feeling that gives a person is very balanced, especially suitable for listening to pop.

headphones technical parameters
Name: metal zipper headset
Type: in-ear

Plug type: 3.5 MM
Wire length: 1.2 M
Material: line heart enamelled copper wire
The speaker impedance: 6 u
The headset sensitivity: 116 db
Rated frequency: 2 mw
Frequency response range: 20-200 hz (2) before and after