Product description Click to play video Professional Configuration of The Large Diaphragm PM500T suppresses the interference of noise more than normal mic, high sensitivity Professionally Tuned Microphone Chips high sensitivity, better to restores sound details and reproduces high-quality sound. 34 MM Large Diaphragm Professional Mic Chipset Vocal Content Creation Online Video Recording Singing Recording Polar Pattern Cardioid Frequency response 20Hz~20KHz Sensitivity - 35.3 dB Output impedance 98.7 ohm Maximum SPL 120 dB SPL(1K, THD 0.5 %) S/N Ratio 70 dB-A Power Requirements 48V phantom power, MAONO PS22