Samsung always finds an extra sound channel or two to distinguish its new soundbars from their predecessors. However, that pattern has been broken for the HW-Q990B. While its channel count might have got stuck, though, the quality Samsung gets from those channels has not.
The felt covers Samsung has placed over most of the drivers on its soundbars for the past couple of years have reverted back to the metallic, grille finish used before the felt came into fashion. This attracts much less