Model Years: Early 1991

Storage: 40MB (HDD)

Initial OS: Macintosh System Software 6.0.8

Latest OS: MacOS 7.5.5 

Released: February 11 1991

Discontinued: October 21 1991

Processor: 16MHz Motorola 68000

RAM Configurations Sold:
- 2MB PSRAM Card
- 4MB PSRAM Card

Display Specifications:
- 9.8" Monochrome LCD Display
- 640 x 400 display resolution at 82ppi

New Features:
- Backlit display