I clicked on the link, but you lost me on this one @asvjerry . As per usual, I am confused.
An ANSWER....of sorts......
...or the answer to the question (finally....) :
Is it 'realllly the speakers?'
...or the 'Stuff' needed to "mak'em work Proper."
( emphasis = yours)
If so, ipso facto, something to consider ;)