This response might be a little late but yes, it is hardware-compatible with the TRS-80. I used to use authentic Radio Shack 5 1/4"disk drives connected to a Naja. I don''t remember if it needed an add-on board$ probably it did, though.
Tuesday 9th December 2014
I have one model of this, an I would like to know if this model is compatible in hardware with the TRS, I mean the disk drive.
Monday 27th May 2013
BUILT IN GAMES
Basic Level II
QWERTY keyboard with numeric keyboard, 65 keys, auto-repeat, portuguese special characters
2,1 Mhz / 3,6 Mhz (software switchable)
48 kb (up to 64k for CP/M)
16 x 32, 16 x 64
192 x 64, 256 x 192
Monochrome built-in monitor
Parallel port, 6 expansion slots, tape interface (500 and 1500 bauds), video output