This is a Music PLAYING device, the music doesn't come with it, you have to buy it or use music that you already own and load it onto it. The device comes with software on a CD, but no music.
Amazon com Rio S35S Sport Digital Audio Player Home Audio Theater
With this Rio S35S MP3 Player you can play hard and not miss a beat. Enjoy up to 4 hours of skip-free music with 128 MB of built-in memory; upgradable to 256 MB using MMC cards. Designed specifically for athletes the S35S has no moving parts making it 100% skip-free, and the built-in clock and stopwatch let you time your run or workout. The large, backlit display makes navigating between your stored music and the integrated FM tuner simple. Transferring data to and from the player is easy with new Rio Music Manager software. Also includes RealOne and iTunes software to help you manage your music, and MoodLogic software that corrects ID3 tags and creates mixes by tempo, year and mood for 100 tracks. Get up to 10 hours of playing time on 1 AA alkaline battery (included). Accepts NiMH rechargeable batteries too (not included). The S35S includes a USB connection and is upgradeable to future music formats. Package includes: Rio S35S, sport earphones, carrying case with belt clip, adjustable armband, USB cable, Rio Music Manager software, audio management software for PC and Mac and a Getting Started Guide. Available storage capacity may vary.
Designed with the athlete in mind, this compact Rio MP3 player provides rugged durability and up to two hours of skip-free music. Store and play MP3 and WMA digital music files with 128 MB of built-in memory, or listen to your favorite radio station with the integrated FM tuner. Advanced navigation and a large, backlit display make finding songs and artists simple, while the USB connection and Rio Music Manager software provide quick and easy music file transfers. Perfect for the gym, it has a built-in clock and stopwatch and up to 10 hours of battery life. Packaged with incredible software to help you organize your music, including RealOne, iTunes, and MoodLogic software to create mixes for 100 tracks. Upgradable to 256 MB using MMC memory cards (not included). Includes sport earphones, carrying case with belt clip, adjustable sport armband, one AAA battery, and USB cable. PC and Mac compatible.