Audio-Technica AE5400 50th Anniversary Cardioid Condenser Mic Large-diaphragm element Superior anti-shock engineering High-quality double-sided PCB uses surface-mount components Extensive grounding plane and attention to best-practice grounding methods Multi-stage grille design Cardioid polar pattern Improved isolation of desired sound source Custom transformer Excellent saturation characteristics Robust design for enduring dependability on the road Integral 80 Hz HPF switch and 10 dB pad Superior anti-shock engineering High-quality double-sided PCB uses surface-mount components Extensive grounding plane and attention to best-practice grounding methods Multi-stage grille design