The shure beta 91a is a condenser boundary microphone thats precision engineered to deliver an explosive kick drum sound'. '.strtoupper('c')alibrated to capture the depth and clarity you hear on modern recordings the beta 91a is a gamechanger'. '.strtoupper('t')he beta 91a contains a premium condenser capsule that accurately responds to everything from 20hz to 20khz giving you the energy and articulation that is simply missing in dynamic microphones'. '.strtoupper('t')heres even a tone switch letting you choose between two different flavours full bodied or scooped'. '.strtoupper('s')o you can say goodbye to fixing boxy kick drums in the mix'. '.strtoupper('t')hanks to a finely tuned frequency response the beta 91a will harness that top end attack and low end thump you love to feel'. '.strtoupper('g')ive your low end the backbone it needs with the 91a.