Apple iPod Nano All Generations - 1st to 7th Gen - 2GB to 16GB. 2nd Gen 2006 2GB, 4GB, 8GB Aluminum body, brighter colors. 6th Gen 2010 8GB, 16GB Square touchscreen, clip design. 3rd Gen 2007 4GB, 8GB "Fat" design, 2" display.
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