SCSI: DB-25
Serial Ports: 2
Sound Output: stereo 16 bit.
ADB: 1
Ethernet: AAUI, 10baseT
Machine Gestalt ID: 108
PRAM Battery: 3.6V lithium (Maxell ER3S, Radio Shack 23-026)

Minutiae:

Upgraded with one DIMM at a time.

Accelerate performance through the addition of a Newer Technology 1MB Cache DIMM, part # 7CC1MB.

Serial Port with the phone icon supports synchronous modems, with handshaking on both output and input supported.

Has 4MB ROM and a 1.44MB SuperDrive.