Processor
CPU: Motorola MC68000
CPU Speed: 5 MHz
FPU: none
Bus Speed: 5 MHz
Register Width: 32-bit
Data Bus Width: 16-bit
Address Bus Width: 32-bit
ROM: 16 kB of diagnostic and bootstrap code present
Expansion Slots: 3 Proprietary
Video
Monitor: 12" 720 x 364 built-in (B/W, rectangular pixels)
Storage
Hard Drive: 5 MB external (10 MB in some configurations of Lisa 2/MacXL)
Floppy Drive: two 871 kB 5.25" (one 400 kB 3.5" in Lisa2)
Input/Output
Serial: 2 RS-232
Audio Out: Continuously Variable Slope Demodulator (CVSD)
Speaker: mono
Miscellaneous
Power: 150 Watts
Dimensions: 15.2" H x 18.7" W x 13.8" D
Weight: 48 lbs.
I added a bit more.