... the enjoyment of happy lives. Second, Earphone information :1.earphones used for MP3,MP4,CD,phone,computer good design ... .earphones used for MP3,MP4,CD,Iphone,computerProduct sepecifications:1.style:Skull2.speaker dimension:10mm3.speaker diaphragm:9U4.sensitivity: ... high plastic pvc material12.CE/RoHS certifiedThird, Special Features: 1.newest design2.Plastic housing with high quality speaker3.high ...