PFM141
Contents
DH-PFM141
Features
- Omni-directional condenser microphone, high fidelity;
- 30KV Air contact ESD, built-in Lightning Protection, power supply polarity reversal protection and electrostatic protection; with ALC, DSP digital noise reduction processing and AGC processing;
- Easy to install, match with cameras or storage devices which have audio function!
Compatible IP Cameras
- X
Compatible HD-CVI Cameras
- X
Specifications
Model | DH-PFM141 |
Properties | |
Scope | 5-100m2 |
Sensitivity | -32dB(-45~-15dB adjustable) |
Frequency response | 20Hz~20kHz |
Directional characteristic | Omni-directional |
SNR | 80dB(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 | ɸ78mmx26mm |
Weight | 73g |
Carried standard | CE/FCC |