I have to admit that I too was scratching my head when I read 'Zero HP'. But I did a search and finally found at least the cables.
Hmm, you'll have to make some sacrifices: https://hifi-solution.com/en/speaker-cable/1471-dragon-zero-hp.html

Now you still have to find the module, but frankly, all this worries me a bit.

'On ne devrait jamais quitter Montauban' (Fernand Naudin).
https://soundcloud.com/petrus-major/tracks