Designed for big sound in a small package. The SUMO headphones let you rock out anywhere from the subway to the studio. SUMO FEATURES Engineered to deliver the highest-quality listening experience from your mp3 player, cell phone, or other music device. Built-in microphone for use with iPhone and other mobile phones. Includes 4 different ear gel sizes TECH SPECS Driver Diameter:...
* Headphones iPod, MP3 player headphones * Sports stereo headphones. * Comfortable to wear all day long. * Our design fits like a soft spring. * One size fits all. * Compacts, stores anywhere. * Plugs into any standard 1/8" (3.5mm) headphone jack. * Our discreet design is almost unnoticeable to others. * Utility patent pending.