[1][2] The "SPC" was designed and developed by Distributed Information Processing Research Ltd. ("DIP") in the UK.
As with desktop IBM PCs, this one-pound device's[3] [4] screen displayed 80-column 25 lines.
[5] The machine was one of the first to support the PC card interface, at the time known as PCMCIA.
Choice were MS-DOS 3.3 and Microsoft Windows 3.0 (running in real mode with a mouse).
[6] The machine came with a suite of built in application providing a simple word processor, calculator and 1-2-3 compatible spreadsheet.