Designed with the athlete in mind, this rubberized 3-ounce marvel is water- and impact-resistant. A built-in clock and stopwatch let you time your workouts while you're listening on the stereo sports earphones. This WMA (Windows Media Audio) compatible player will work with Wal-Mart Music Downloads.

Plays up to an hour of MP3 music using 64 MB internal memory Upgradable to an optional MMC memory card for even more music storage 100% skip-free, no moving parts Integrated FM tuner Large, backlit display for easy navigation Clock and stopwatch Adjustable equalilzation Repeat and shuffle play modes Advanced navigation features make finding songs and artists a breeze Rio Music Manager software lets you transfer MP3 and WMA digital music files RealOne and iTunes audio management software for PC and Mac USB connection for fast music transfers Getting started guide Supports Microsoft Windows Media digital rights management Upgradable to future music formats Plays up to 10 hours on a single AAA alkaline battery (included) 2.9L x 2.6W x 1DMinimum PC System Requirements: Windows 98, 98SE, 2000, Me or XP 233 MHz Pentium II processor or equivalent 64 MB RAM Available USB port CD-ROM driveMinimum Macintosh Requirements: Mac OS 9.0.4 and later or OS 10.1 and later 32 MB RAM Powered USB port CD-ROM drive