The Apple iPod (Second Generation - Touch Wheel) models are similar to the original iPod, but include larger capacity hard drives, replace the “scroll wheel” (that physically turned) with a “touch sensitive scroll wheel” said to be more durable, add a cover to the Firewire port, have a hold switch encased in “clear” plastic rather than white, and include a wired remote control, thinner Firewire cable, and a carrying case.

iPod (2nd Gen/Touch Wheel)

iPod (2nd Gen/Touch Wheel)
Release Year 2002
Capacity 5, 10, 20 GB
Apple Order No. M8737LL/A
Model Number A1019 (EMC 1942)
Actual Capacity 10 GB (x2)