In-ear Metal Earphones Color:Grey Both the front seat and

Both the front seat and the back seat can be used

Body material: ABS

Special-purpose cosmetics: No

Choose the larger size if your size is between two sizes

C4 red/gradient gray

In-ear Metal Earphones Color:Grey Both the front seat andSound quality features: This omnivorous earphone has good bass performance in terms of first time listening experience. The vocals are centered and have a certain sense of layering. Because the new diaphragm is relatively compact, there is a little glitch and a slight treble when listening to treble It is not soft enough, and the bass is not fully expressed, but from listening to DJ or rock music, then it has a good performance effect, I believe that