Model Number

Ipod nano 3

1)Size and weight;Height: 2.75 inches (69.8 mm) ;Width: 2.06 inches (52.3 mm);Depth: 0.26 inch (6.5 mm) ;Weight: 1.74 ounces (49.2 grams)
2)Capacity 4GB or 8GB flash drive1,holds up to 1,000 or 2,000 songs in 128-Kbps AAC format2;holds up to 3,500 or 7,000 viewable photos3 ;holds up to 4 hours (4GB) or up to 8 hours (8GB) of video4 Stores data via USB flash drive
3)Display 2-inch (diagonal) liquid crystal display with blue-white LED backlight 320-by-240-pixel resolution at 204 pixels per inch
4)Audio skip-free playback frequency response: 20Hz to 20,000Hz ;Audio formats supported: AAC (16 to 320 Kbps), Protected AAC (from iTunes Store), MP3 (16 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4), Apple Lossless, AIFF, and WAV ;User-configurable maximum volume limit
5)Video H.264 video, up to 1.5 Mbps, 640 by 480 pixels, 30 frames per second, Low-Complexity version of the H.264 Baseline Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats;
6)H.264 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Baseline Profile up to Level 3.0 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats
"7)Headphones Earphones ;Frequency response: 20Hz to 20,000Hz; Impedance: 32 ohms
"
"8)Mac system requirements;Mac computer with USB 2.0 port ;Mac OS X v10.4.8 or later
iTunes 7.4 or later5 "
9)requirements PC with USB 2.0 port Windows Vista or Windows XP Home or Professional with Service Pack 2 or later iTunes 7.4 or later5
10)multi-languages,convient playlist