Smoke Detector CCTV Microphone SIZ-160

  • Pickup Area: 10-100 ㎡
  • Transmission Distance: 1000M
  • Frequency Response: 100Hz~20kHz
  • Sensitivity: -45dB
  • SNR: 80dB (1m40 dB)50dB (10 m40 dB) 1KHz
  • Directional Property: Omnidirectional
  • Dynamic Range: 80dB (1KHz at Max dB SPL)
  • Max Sound Pressure: 120dB SPL (1KHz,THD 1%)
  • Output Impedance: 600~1000Ω non-equilibrium
  • Output Signal Amplitude: 2.5Vpp/-25db
  • Microphone: Electret type condenser microphones
  • Connection Way: 3 leading wires(red power lead is positive wire,white audio lead is positive, black is public ground wire)
  • Transmission Cable: Telephone wire, network twisted pair, RVV cable(pls use shield cable in complex electromagnetic enviroment)
  • Supply Voltage: DC9V-18V(recommend to use 12V, more than 500 meters recommended 15V)
  • Working Current: 25mA
  • Working Environment: -25℃~70℃
  • Color: White
  • Housing Material: PVC
  • Product Size: 100mm×50mm
  • Place of Origin: Guangzhou, China

Product Overview

● Smoke detector type design, elegant appearance, high sensitivity, good for hidden installation, easy to install.
● Built-in AGC micro controller, adjustable resistance control sensitivity, monitor is not distortion within 10-100㎡.
● Internal circuit is optimized circuit by voice, power amplifier circuit, maximum noise cancellation, guarantee the output intensity.
● Using dolby omnidirectional logic surround sound system, built in high-speed voice DSP processing units and dynamic noise reduction processing.
● Built-in ALC control circuit, automatically adjust the voice high, low intensity and instantaneous voltage and current surge
● Built-in lightning protection, power supply polarity reverse connect protection and power protection module.
● Integrated professional front audio amplifier circuit, directly drive active speakers, DVR, earphone, etc.
● Applicable to museum, securities company, conference rooms, archives, corridor and other environment of synchronous monitoring audio recording.


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Guangzhou Sizheng Electronic Technology Co.,Ltd.

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