Dahua HAP300

Model DH-HAP300 General Scope 5~150 m2 Sensitivity -30dB Frequency response 20Hz～20kHz Directional characteristic Omni-directional SNR 82dB(1m 40dB sound source SPL) 52dB(10m 45dB sound source SPL) 1kHz at 1Pa Dynamic range 106dB(1KHz at Max dB SPL) Max. sustainable sound pressure 120dB SPL(1KHz, THD 1%) Output impedance 600Ω(non-equilibrium) Output signal amplitude 2.5Vpp/-25dB Microphone Electret condenser microphone Working voltage DC 12V(9~18V) Working current 50mA Working temperature -25ºC~+70ºC(-13℉~+158℉) Material Aluminum Color silver Dimension φ70mmx20.6mm (2.76”x3.13” x0.81”) Weight 0.11kg(0.24lb) Certification CE/FCC