6 models in the catalogue
d&b audiotechnik
Subwoofers
Cardioid subwoofer for SL-Series systems.
L-Acoustics
Subwoofers
Compact 21-inch subwoofer.

L-Acoustics
Subwoofers
High-power subwoofer for touring systems.
Martin Audio
Subwoofers
Dual 18-inch hybrid subwoofer.
Meyer Sound
Subwoofers
Low-frequency control element.
QSC
Subwoofers
Powered 18-inch subwoofer.