SCSI: DB-25
Serial Ports: 2
Sound Output: stereo 8 bit.
ADB: 1
Ethernet: none
Machine Gestalt ID: 18
PRAM Battery: 3.6V lithium (Maxell ER3S, Radio Shack 23-026)

Minutiae:

Upgraded four SIMMs at a time.

This machine contains a special motherboard slot which may be converted into a NuBus or a PDS slot by using an appropriate adaptor.  Some 3rd party adaptors include a second slot for Cache cards, an FPU, and various other options.

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

Has 512KB ROM and a 1.44MB SuperDrive.