Music is your energy for life - the fuel for your heart and soul. SonicFuel headphones are specifically designed for active, daily use, to power you forward by delivering extraordinary comfort, style and an immersive listening experience that never sounds artificial, processed or filtered. Just pure sonic goodness for the high-octane tempo of your life. Audio-Technica"s ATH-CK323i in-ear headphones make it easy for listeners tuned in to their iPod, iPhone, or iPad to enjoy a sonic upgrade with crystal-clear music fidelity and voice intelligibility. The earphone shape fits snugly in the ear to deliver powerful impact and clearly intelligible speech and music. Impressive 8.8 mm drivers offer clear and natural audio reproduction. Answer calls with an attached high-quality mic & control volume, play, pause, forward, and rewind with three-button remote.