AUDIO MICROPHONE MODULE/HAP100 DAHUA

> Omni-directional condenser microphone, high fidelity; > 30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; > Pinhole design, hidden installation; match with cameras or storage devices which have audio function Scope 5-40m2 Sensitivity -40dB(-45~-20dB adjustable) Frequency response 20Hz~20kHz Directional characteristic Omni-directional SNR 70dB(1m 40dB sound source SPL) Dynamic range 104dB(1KHz at Max dB SPL) Max. sustainable sound pressure 120dB SPL(1KHz, THD 1%) Output impedance 600O(non-equilibrium) Output signal amplitude 2.5Vpp/-25dB Working voltage DC 12V(9~15V) Working current 60mA(50~100mA) Working temperature -30?~+70?(-22?~+158?) Color White Outer shell PC Dimension 63mmx30mmx22mm(2.48”x1.18”x0.87”) Weight 34g(0.07lb) Carried standard CE/FCC