SCSI: DB-25
Serial Ports: 2 LocalTalk/GeoPort, 2 USB ports (Universal Serial Bus),  2 RS-232 ports
Sound Output: 16-bit stereo 
ADB: 1
Ethernet:  Add-in card
Machine Gestalt ID: ???
PRAM Battery: unknown

Minutiae:

Available only in Europe.

Maxxtrem can take only 3.3 volt EDO DIMMs.  It does not support interleaved memory.

Modular concept places system RAM, cache, CPU and control circuitry on CPU module.  Motherboard contains all I/O. 

In addition to the normal Macintosh ports, this machine also has 2 PC-style game ports, a Centronics compatible parallel printer port, a proprietary sound slot, and provision for an IR remote control.

Supports both SCSI and EIDE drives.

Ships with PC-standard serial mouse and keyboard.

Manufactured by: 

PIOS Computer AG
Borsigstr. 5
D-31135 Hildesheim
Germany
Tel. +49 - 5121 - 7533-0
Fax  +49 - 5121 - 7533-75
website: http://www.pios.de/ 
email: info@pios.de