Ink adds permanence. It forces the visual representation of an idea, concept, ideal or experience, and tangibly commemorates it. Like a tattoo, graffiti, or stretch marks. Until you"re really ready to commit, go with the INK"D ear buds. Big sound, little price, no visible scarring. Delivers the range and response found in full-size headphones in a direct-to-ear package- all the while isolating you from external haze. The number 1 best selling bud in the USA. Features: • 11mm Power Drivers • TPE Cable • 2 Silicon gel sizes Specs: • Frequency response: 20-20K Hz • Cable type: TPE • Cable length: 1.3m • Plug type: 3.5mm gold plated