Beyerdynamic DX160IE Premium In-Ear Headphones (Black) Neodymium HD acoustic drivers for excellent, detailed sound Rugged all-metal housing with aluminum rings Tangle free flat cables Ideal for all Apple and Android smartphones Supplied with hard carrying case, extension cable, 7 sizes of silicone ear tips (5 types bowl shape, 1 type double flange, 1 type triple flange) and 1 pair of comply ear tips