HD Tech: Glow in the Dark Never Tangle Zipper Earbuds Noise Canceling and Mic/remote Noise Canceling Mic/Remote for hands-free calling and control Precision Tuned: Powerful bass and crystal clear highs suit all music styles Immersive listening experience powered by HD Tech Premium drivers Very Cool, Impressive, And attractive look. GLOWS IN THE DARK. Earbuds that survive your lifestyle