And from the first page of the first section of the operations manual, the features overview, we have:
?
QMX is a standalone CW transceiver, or a Digimodes modem
You can use QMX on its own, plugging in earphones, power supply, paddle and antenna and
operating CW; or, you can connect it to a PC with a single USB-C cable, to provide CAT control
and Digital audio to the PC and use it with WSJT-X or other programs for single-tone FSK digital
modes (not suitable for PSK31 and phase shift modes until SSB is implemented).