I have the main unit, power, keyboard and monitor.
type computer
country UK
year 1979
os Monitor in ROM, NAS-SYS 1, MS Basic
cpu Zilog Z80A
speed 4 MHz
ram 8 KB
rom 10 KB (monitor 2 KB + Basic 8 KB)
graphic 48 x 16
colors black and white
ports serial RS323, keyboard, TV-UHF, composite video, I/O lines, TTY