Can be accelerated using Newer Technology's 128K slotless "Cache 040™" card; part # 7CC128C-33.

Two SIMM sockets.  Upgraded one SIMM at a time.

Comes with 2048K ROMs and an Apple 1.44MB SuperDrive.

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

Has 50MHz AT&T 3210 DSP chip.

Sound output is 8-bit stereo.

Has an international power supply.