DH-PFM140 Dahua All-Star Dealer Program

DH-PFM140

Audio

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Pinhole Pickup

DH-PFM140
• 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!
Model DH-PFM140
Properties
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 600Ω(non-equilibrium)
Output signal amplitude 2.5Vpp/-25dB
Working voltage DC 12V(9~15V)
Working current 60mA(50~100mA)
Working temperature -30℃~+70℃
Color White
Outer shell PC
Dimension 63mmx30mmx22mm
Weight 34g
Carried standard CE/FCC
  • Datasheet
  • User Manual
  • Software&Tools
  • Picture
  • A&E Specs
  • Video

pdfDH-PFM140 (2016-08-24, )