Amstrad PC2086/30

I have the main unit.

type computer
country England
year 1988
os MS-DOS 3.30, MS Windows 2.1
cpu 8086 prosessor
speed  8 MHz
ram 640 KB
rom ? KB
disk 3.5″ 720KB
hd 30 MB
monitor 14″ VGA color monitor
sound PC speaker
ports Mouse, parallel, RS323, keyboard, 3x8bit expansion slots