The U118S is a single 18" low frequency enclosure designed for sub-bass reinforcement to U Compact series in a wide variety of fixed installation. U118SA is equipped with BA1.8 digital amplifier module to be an active subwoofer based on U118S.
FEATURES
●High quality plywood with special environmental protection paint
●Bass reflex design
●High temperature 4" (100mm) voice coil
●Top hat fitting for pole mounting to U112V/U115V