... 1.Flat cable,tangle-free 2.Aluminium housing 3.In-ear design, noise cancelling Specifications:1.Driver Unit: Ø10mm.6u2. ... MP4, Mobile phone, PC, Gaming device, CD, etc.2) In-ear design,noise isolation3) Powerful neodymium magnetic bass driven sound.4 ... ) Flat, oxygen free copper and tangle-free cable.9) Constructed with durable metallic materials, fashion design, oxygen shiny surface, 9 colors ...