Why iPod nano 3rd generation?
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-inch (diagonal) liquid crystal display with blue-white LED backlight
320-by-240-pixel resolution at 204 pixels per inch
Audio: AAC, MP3, MP3 VBR, AIFF in WAV
Video: H.264, MPEG-4 (m4v, mp4, in mov)
Photos: JPEG, BMP, GIF, TIFF, PSD in PNG
