| Model: MA147LL/A Storage and song capacity: 60 GB or up to 15,000 songs or up to 2,000 videos Battery life: Up to 20 hours of music playback; up to 4 hours of slideshows with music; up to 3 hours of video playback Display: 2.5 inch (diagonal) QVGA transflective, over 260,000-color liquid crystal display with white LED backlight, 320 x 240 pixel resolution, .156-mm dot pitch, support for display of multiple languages and characters simultaneously Audio: Frequency response: 20 Hz to 20,000 Hz; audio formats supported: AAC (16 to 320 Kbps), Protected AAC (from iTunes Music Store), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3 and 4), Apple Lossless, AIFF and WAV; upgradable firmware enables support for future audio formats Video: Video formats supported: H.264 video up to 768 Kbps, 320 x 240, 30 frames per sec., Baseline Profile up to Level 1.3 with AAC-LC up to 160 Kbps, 48 KHz, stereo audio in .m4v, .mp4 and .mov file formats; MPEG-4 video up to 2.5 Mbps, 480 x 480, 30 frames per sec., Simple Profile with AAC-LC up to 160 Kbps, 48 KHz, stereo audio in .m4v, .mp4 and .mov file formats | 
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