Advanced driver and circuitry design for powerful deep bass and clear mids and highs. Universal 1-button push-button control for Android Samsung Blackberry Apple and others Includes tangle-free cable television for in-line play and carrying pouch. The first hd sound isolation in-ear headsets. Supplying a superior quality, full-range listening experience in an advanced, in-ear design. Adeptly constructed to complement any lifestyle while you are on the road, at work, or lounging with your preferred gadget.