The horn provides 90° by 90° coverage in vertical and horizontal orientation. High-slope passive crossovers minimize band overlap and well-controlled offaxis response. The cabinet is fitted with M10 threaded suspension points. Four threaded inserts located on back of the enclosure allow attachment of an MultiMount® or similar type mounting. AC299 is part of JBL's AE Application Engineered Series, a versatile family of loudspeakers for a wide variety of fixed installation applications