Polar pattern: cardioid
mic core: dia. 16mm
frequency response: 20hz-20khz
sensitivity: -42±2db(1.5v,680ω)
maximum sound pressure level: 125db(at 1khz≤1%t.h.d)
output impedance: 680ω 65%(0db=1v/pa dl 1khz)
equivalent noise level : 16db a
signal noise: ≥66db a
electrical current: 3ma
microphone body weight : about 340g
microphone body size:14.5*5.4cm