One of the first luggable computers. Works with 5.25" floppy disks, no hard-disk! Screen is black-white CRT. The operating system is CP/M, a precursor of MsDOS
The KAYPRO4 is one of the first transportable computers; built in 1984 it's operating system is CPM 2.2, a predecessor of DOS and MSDOS. It was a direct competitor of the OSBORNE. It has 64 kB Ram and 2 double-side 5.25" floppy disks, no HD. This Kaypro4 machine was used in a luxembourg shop to drive the POS and as the main computer for inventory and accounting. Most popular software were the Perfect Software Office Suite, WordStar text processor and SuperCalc spreadsheet.