MyMusic Series Headphones, MyM601SL, New Earbud Headphones, In ear, Closed Type Earphones, 6mm Driver Superior Audio Clarity from patented 6mm drivers. Reduces outside noise. Ultra light, in-ear design for on-the-go listening. Soft silicon fits securely and comfortably for a full range of inner ear sizes. Gold-plated plug. Fits any portable audio device with a standard stereo jack, including iPod, MP3 and CD/DVD players. (3.5mm or 1/8 in. jack) Available in 3 colors: Red, Silver, Blue. Super compact, no battery required. Neck-chain cord (1.5m or 4 ft. 11 in.) In the Box: 1.0m (39 in.) extension cord, warranty information and hard carrying case.