SONY MDRAS35W SPORTS HEADPHONES13.5MM, OPEN-AIR DRIVERS DELIVER HIGH QUALITY SOUND; BASS BOOSTER FOR POWERFUL BASS SOUND; LIGHTWEIGHT, VERTICAL-IN-THE-EAR DESIGN; COMPACT and FOLDABLE; WATER-RESISTANT DESIGN; SHORT 2-FT CORD SOLUTION FOR ARMBAND USE; CLIP TO SECURE CORD; INCLUDES 2-FT EXTENSION CORD and HARD CARRYING CASE more »