Well, luckily I am a brass player, I have played the trombone since age 12, so a breath controller would be ideal in my case. I have thought of buying one before, but is there a current manufacturer who sells them?
Maybe this one, available at Musicstore Cologne:
https://www.musicstore.de/de_DE/EUR/MRTA...-8aAkgFEALw_wcB