FBT Evo2MaxX 6 15 inch Passive Speaker, 400W @ 8 Ohms The FBT Evo2MaxX 6 15 inch Passive Speaker is a passive 15 inch speaker with a B&C 1 inch compression driver. It features a sturdy, gas-injected polypropylene molded enclosure, engineered in Italy to contain undesired resonance. Evolving from the FBT EvoMaxX Series of loudspeakers, FBT Evo2MaxX speakers feature totally new Digital Sound Processing resulting in improved sound quality and SPL, especially in bass reproduction at high volume. Alongside these key performance improvements, FBT has been inspired to develop the Evo2MaxX Series by one very important goal - offering the customer more value for money. Evo2MaxX lightweight yet sturdy polypropylene cabinets feature a monitor taper designed to ensure that they perform with excellence no matter whether they are used at front of house for a main sound system, as stage floor monitors or within permanent installations.