I have the main unit.
type computer
country UK
year 1984
os MTX Basic, Noddy, Assebler
cpu Zilog Z80A
speed 4 MHz
ram 128 KB
rom 24 KB
graphic max 256×192
colors 16
sound 3 voices, 6 octaves
ports RS323 (2), Bus, Centronics, RF, Composite video out, Joystick (2), Cardridge, tape, Audio