Bose RMGSPB, Room Match Ground Stack Pitch Bracket JBLBAG The A77Bk features a supercardioid

The A77Bk features a supercardioid polar pattern that provides focused sound pickup with excellent rejection of background noise ideal for voice

the lightweight and rugged birch cabinet houses a 12" woofer and a 1

7 in (185 x 190 x 170 mm)

and commanding 130-watt Class-D amplifier

Bose RMGSPB, Room Match Ground Stack Pitch Bracket JBLBAG The A77Bk features a supercardioidThe Bose RMGSPB, Room Match Ground Stack Pitch Bracket attaches to subwoofer module and mounts one or two Room Match full range modules, allowing pitch angle adjustment from 0 to 30 degrees down pitch (differs by module vertical coverage pattern). Complete pitch bracket is formed by assembly of pitch plate that attaches to subwoofer module and mounting bar that attaches to Room Match full range modules. Kit contains two (2) pitch plates, two (2) Room