subwoofer is10wSonance Invisible Series Woofers KEY FEATURES MOTION FLEX TECHNOLOGY A suite of advances in invisible speaker engineering for unparalleled acoustic performance from an invisible subwoofer AIR FLEX WOOFER Glass fiber woofer coupled to an acoustically inert diaphragm to move a pocket of air like a piston for robust and powerful bass ACOUSTICLY ISOLATED BAFFLES The diaphragm is split into two active areas that are completely isolated to enable ultra low