Soul by Ludacris RUN FREE Wired - Usain Bolt Limited Edition Wired Sports Headphones Black Ultra Comfort & Ideal Fit - In-Ear design seals music in and noise out, Includes Small, Medium, and Large Ear Tips to fit everyone's ear hole size. Comfortable And Convenient Ear Hooks - Designed for the Active User or Athlete to Prevent the In-ear Headphones from Falling Out Tangle-Free Audio Cable with 1 button inline controller - Compatible with Apple, Android, and Blackberry devices. The convenient 1 button remote offers quick pause/play and call pickup/hangup at the push of a button Versatile In-Ear Headphone Design - Multi-function Design Allows Users to Customize the Headphones to their Specific Needs Advanced Driver And Circuitry Design - Superb Bass, Clear Mids and Highs, Creates High-Precision Audio Balance