Home / Forums / Buying a melodica / Hohner Pro 36 on Ebay, seemingly perfect condition / Reply To: Hohner Pro 36 on Ebay, seemingly perfect condition Reply To: Hohner Pro 36 on Ebay, seemingly perfect condition August 29, 2015 at 7:13 pm #5862 pip-le-fouParticipant Yes, notes are playing well (I have a video). How can you test airtightness except listening for air while blowing without keys pressed and feeling all around the melodica? It seems to be perfect in that respect.