iPod nano versions
iPod nano (7th generation):
iPod nano (6th generation):
iPod nano (5th generation):
iPod nano (5th generation) has a video camera and a slightly larger screen than iPod nano (4th generation).
iPod nano (4th generation):
iPod nano (3rd generation):
Apple has discontinued support for certain technologically obsolete and vintage products. See this Apple Support article for more details.