New Apple iPod Classic 6th & 7th Generation Black Metal / Blue / Black Metal (Aqua) Grey Charcoal Metal 120GB iPods are a mix

120GB iPods are a mix of 6th & 7th Generation logic boards

Matching button is red plastic

which use 820-1764-A logic boards

and requires a "thick model" headphone jack/lock switch flex cable

New Apple iPod Classic 6th & 7th Generation Black Metal / Blue / Black Metal (Aqua) Grey Charcoal Metal 120GB iPods are a mix128GB 256GB 512GB 1TB iPods are upgraded with SD card storage using Tarkans iFlash Solo, Dual & Quad adapters. Please note: 120GB & 128GB iPods are a mix of 6th & 7th Generation logic boards. If you prefer one over the other, please include it in your note. All iPods come with a new USB charge sync cable! Limited Warranty Information & FAQ Access Here