Bang & Olufsen - With its compact, tulip-shaped design, the BeoLab 11 subwoofer combines excellent bass performance with a unique and elegant design that complements any décor. The aluminium outer shell partly
Review: Bang&Olufsen BeoLab 11 Subwoofer | WIRED
BeoLab 11 showing the PCB containing the power supply. | Speaker design, Audio design, Diy speakers