SCSI: HDI-30
Serial Ports: 1
Sound Output: stereo 16 bit.
ADB: 1
Ethernet: none
Machine Gestalt ID: 122
PRAM Battery: service center replacement only

Minutiae:

Apple sometimes advertises this as a 66 MHz machine, since the clock speed is doubled inside the processor chip.  However, all I/O to the processor is done at 33 MHz. 

9.5” passive matrix LCD - 4-bit (16 grays) Display.

Ships with either 4MB or 8MB of memory soldered to the motherboard. Memory modules up to 32MB may be added.

Has 2MB ROM and a 1.44MB SuperDrive.