These factors can make the music or movie sound too boomy, too echoey, or uneven. The room correction tools ... and diffusers ...

Bass. Everyone loves it — whether it's tight and controlled or making the floor beneath you wobble, the low-end is super fun. But to get the really low stuff, you're probably going to want a subwoofer ...

The subwoofer drivers have a heavy-duty steel chassis, paper cone, and rubber surround. Driver diameters are 203mm (Q SUB80), ...

British speaker makers Q Acoustics have announced a powerful new line of affordable subwoofers, the Q Sub series, that offer easy setup and easy price.