New Apple iPod Classic 6th & 7th Generation Grey Plastic / Grey / Grey Plastic (Toxic Green) Capacity & Battery:256GB as USB does not provide

as USB does not provide enough power to reliably charge these iPods

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

128GB (32MB) 256GB (64MB) 512GB (64MB) 1TB (64MB) 2TB(64MB)

it is highly recommended not to rely solely on USB

Refurbished iPods have a new 316mah battery installed

New Apple iPod Classic 6th & 7th Generation Grey Plastic / Grey / Grey Plastic (Toxic Green) Capacity & Battery:256GB as USB does not provide128GB 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