Necessary/network K song "film capacitor microphone/BM - 700 / cable capacitance microphone recording microphone

Frequncy 20-20khz

Sensitivity : -35dB

single gold big vibration film recording head

heart direction shape pick voice

low noise , high sensitivity . can bear high sound pressure receving sound

apply non voltage change output . low down interferance to ensure low sound feature

frequ ency response width