Bose MSA12X Powered Beam-Steering Array Loudspeaker (Black)The Bose Professional MSA12X powered beam steering array loudspeaker is specially engineered to excel in vocal intelligibility and musicality, even in acoustically challenging spaces. Twelve processed and amplified transducers create a precise vertical sound beam that covers the entire audience while reducing disruptive echoes that compromise clarity. The result: a consistent front to back sound without mechanical aiming or angling brackets. The