Griffin TuneBuds Combination Lanyard and Earbuds for iPod nano 1G (Black) Compatibility: iPod nano 1G Smart design integrates the audio cables into the lanyard, keeps you free of excess cords Neodymium dynamic micro-drivers provide superb sound output, enhanced bass, and exceptional noise isolation Three different sizes of washable silicone inserts for secure fit and maximum comfort 46-inch earphone cable