Car Audio & Video. Beyerdynamic TG D71 Condenser Boundary Microphone Mic for Bass Drum/Cajon/Piano. Condition: BRAND NEW IN ORIGINAL PACKAGING. With a high impulse fidelity, quick-responding attack, and a maximum sound pressure level of 148 dB, the TG D71 is ideal for percussion instruments. The microphone delivers an equally convincing performance on cajones and pianos. […]... Read More