Supported System Software: 7.5.2, 7.5.3 SCSI: DB-25 Serial Ports: 2 Sound Output: stereo 16 bit. ADB: 1 Ethernet: AAUI, 10baseT Machine Gestalt ID: 69 Minutiae: This DayStar machine has four 150MHz processors on a 9500 motherboard. Upgraded with one DIMM at a time. Can interleave memory for approximately 10-30% faster RAM access. For the fastest speed, sockets A1 & B1, A2 & B2...A4 & B4 should contain identical capacity DIMMs. Serial Port with the phone icon supports synchronous modems, with handshaking on both output and input supported. Has 4MB ROM and a 1.44MB SuperDrive. Manufactured by DayStar Digital, Inc. Technical support at 1-770-967-2077 Email support at Support@DayStar.com