Here is a list of key details.
All photo credit to Dave from MUO.
- The phone that goes in there is thinner (of course), comparable to the latest iPod touches.
- Apple seems to have returned to the rounded edges like in the older generations.
- The volume buttons and the screen-lock/mute switch are on opposite sides.
To see a full description, the story behind it and more photos, check out Dave's article on MUO.