SCSI: none
Serial Ports: 1
Sound Output: mono 8 bit.
ADB: see below
Ethernet: see below
Machine Gestalt ID: 29
PRAM Battery: service center replacement only

Minutiae:

9” supertwist LCD - 4 bit (16 Grays) Display.

Has a 152-pin PDS (Processor Direct Slot) connector for connecting to the Duo Docks.

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

Has 1 MB ROM.