NEW ! YAMAHA A-Series Horn & Driver Assembly Upgrade with Aftermarket JBL 2412H Driver for Yamaha JAY-2140, JAY-2130 Horn Driver Yamaha BR10, BR12M, BR15, A12M, S12ME, S15E Speaker Box Dimensions : Length : 10.625"(269.87mm) Width : 5.5"(139.7mm) Depth : 6.5"(165.10mm) Weight : 2.7 lbs (1.22 Kg) Impedance : 8 Ohms