SCSI: DB-25
Serial Ports: 2
Sound Output: stereo 16 bit.
ADB: 1
Ethernet: 10baseT
Machine Gestalt ID: 74
PRAM Battery: 4.5V alkaline (Rayovac 840)

Minutiae:

Upgraded with one DIMM at a time.

Can be accelerated with Newer Technology's 512KB Cache DIMM, part # 7CC512C.

Has 4MB ROM and a 1.44MB SuperDrive.