Supported System Software: n/a
SCSI: HDI-30
Serial Ports: 2
Sound Output: mono 8 bit.
ADB: 1
Ethernet: AAUI-15 built-in or upgrade to Newer Technology 7ET-N10/100
Machine Gestalt ID: n/a

Minutiae:

DRAM upgrading possible in docked computer only.  

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

Has a 1.44 MB SuperDrive.