MP3, WMA, or FM. Get 'em all with the irock! 830. 128MB of built-in memory stores up to 4 hours of music. FM tuner with 20 presets provides unlimited radio listening. Up to 30 hours of playback on one AA battery. Includes carrying case, neck strap, battery, USB cable, high-quality earbuds and software for PC and Mac.

FID irock! 128MB MP3 Player with LCD Display, 830 Platform Supported: PC, Mac Equalizer Modes: Flat, Rock, Pop, Jazz, Classic Audio Formats: MP3, WMA Battery Run Time: 30 Hour Equalizer Modes: Flat, Rock, Pop, Jazz, Classic Audio Formats: MP3, WMA Battery Run Time: 30 Hour Battery Size Supported: AA Number of Batteries Supported: 1 Maximum Audio Playback Duration: 4 Hour