Sol Republic's Tracks HD On-Ear Interchangeable Headphones with 3-Button Mic + Music Control, in black, feature V10 sound engine speakers. Tracks HD can be remixed with a stylish selection of switchable cables and FlexTech headbands. Fully loaded with deeper bass, higher vocal clarity and crisp vocals, you can feel the full power of your music. The Sonic Soft Speaker Pads with extra-wide, noise-isolating ear cushions let you enjoy your music in comfort for hours. Constructed of polymer compound, the FlexTech Sound Track headband is built to withstand heavy abuse. Twist it, bend it, drop it, these headbands are virtually indestructible. The 3-button mic + music control lets you adjust the volume, pause/resume/skip music and answer/hang-up calls. Plus, the high clarity mic captures every word possible