Datamax Allegro 2 - Manual (Page 109)

Specifications
Allegro2 F-7
256K Flash EEPROM
Memory Module :
Used for permanent storage of custom fonts,
graphics and formats.
256K and 512K RAM
Memory Modules:
Used for temporary storage of fonts, formats and
graphics; 512K Module also extends label length to
20.25" (514mm).
Parallel Adapter: Converts Centronics Parallel type data to RS-232C
PC-Batch Software : Stand-alone label creation software package for IBM-
PC or compatible.