Hitachi MB-H21
I have the main unit (CIB).
type computer
country Japan
year 1984
os Microsoft Extended Basic (MSX Basic 1.0)
cpu Zilog Z80A
speed 3.6 MHz
ram 32 KB
rom 32 KB
graphic 256×192
colors 16
sound 3 channels, 8 octaves
ports 2 x cartridge slots, tape, 2 x joystick, rf, video/audio out