The MYCRO-1 was a microcomputer manufactured and sold by Mycron of Oslo, Norway.
One is currently displayed at the Norwegian Museum of Science and Technology.
[2] When introduced, it was sold for approximately $6.000[1] MYCRO-1 is a microcomputer system based on the microprocessor Intel 8080.
Since the Z80 is backward compatible with the 8080, this was probably a cost reduction measure.
A typical basic configuration of the system: References