1. Play Music from most online MP3 and WMA Services 2. Hi-speed USB 2.0 for Ultra-fast Music Transfers 3. Rugged yet refined design； 4. 128x64 Mono Backlit LCD (white lettering)； 5. 128/256M built-in memory, SD/MMC memory expansion slot for additional 1.5G storage 6. FM Tuner with 20 presets / FM Recording / Voice Recording； 7. 5 Band Adjustable EQ with Presets； 8. Sport earbuds, case and armband included 9. Plays 16+ hours on 1 AAA battery (included) 10. Support WMA9/ DRM (Digital Rights Management)