AKG D8000M Dynamic Vocal Microphone (Discontinued) Leave a Comment / Uncategorized / By Alexander / February 19, 2018 90 GEARANK 90 out of 100. Incorporating 175+ ratings and reviews. Street Price: $39.99 Manufacturer: AKG Features: Supercardioid Polar Pattern 40 to 20,000Hz Frequency Range 2.5 mV/Pa Sensitivity Max SPL: 144 dB