I have two main units.
type computer
country USA
year 1983
os MS-DOS
cpu Intel 8088
speed 4,77 MHz
ram 128 KB
disk 2* 5,1/4″ 320 KB
hd 20 MB
graphic built-in 9″ mono monitor
colors monochrome
sound beeper
ports parallel
Compaq Portable Computer
I have two main units.