I’d give them a call and ask for more info.
It sure seems like an odd thing to say. We are just going to be taking wild guesses.
Of course, ultimately it depends on what it sounds like.
My turntable manufacturer recommend not placing vibration devices under it. However, I had a Silent Running Audio Ohio Class vibration platform ($3.5K) made for it and it made a significant improvement. It is easy to understand that their statement was just a generalization. The technology I chose was compatible.