best wireless speakers, wrestled with correct setup and positioning, only to end up with murky bass or an inferior soundstage. However, before you resort to spending more money trying to forcibly resolve this issue, there’s one adjustment you should consider that can greatly enhance audio quality (and will cost you very little, especially in comparison to purchasing new gear).
Even premium bookshelf speakers depend heavily on the surface they are on. A significant and often overlooked issue, even with inexpensive wireless speakers available on Amazon, arises from positioning speakers on a hollow surface. That void can generate subtle vibrations that significantly affect sound, making bass feel inflated, instruments seem misplaced, and the soundstage appear compromised. Filling your shelves can elevate a setup from average to exceptional, and can be accomplished for a fraction of the cost of buying new, high-end speakers.