Apple iPod shuffle 4 GB Black (3rd Generation)  (Discontinued by Manufacturer) 4 GB capacity for about 1,000 songs Up to 10 hours of audio on a single charge Ultra-compact--smaller than a AA battery Supports AAC (16 to 320 Kbps), Protected AAC (from iTunes Store), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4) 1-Year limited warranty and single-incident telephone support for the first 90 days