JBL AC299. The black AC299 12" 2-Way Full-Range Passive Loudspeaker System from JBL features one 12" low frequency driver and one 1” exit/1.5” voice-coil compression driver. The horn provides 90 x 90° coverage in vertical and horizontal orientation. High-slope passive crossovers minimize band overlap and offer well-controlled off-axis response. The cabinet is fitted with M10 threaded suspension points. Four threaded inserts located on back of the enclosure allow attachment of a MultiMount or similar type of mounting hardware. Features: 0.59" enclosure with black textured finish 12" LF transducer 90 x 90° Waveguide with a 1" exit/1.5" voice-coil compression driver Dual Neutrik NL4 connectors plus screw terminals Multiple attachment points for flexibility