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  • Cott S30 Hd Low Noise Digital Cctv Audio Microphone Sound Monitor Pickup Mic For Security System - China

    price: 46.00 Dollar US$

    Specifications of SIZHENG COTT-S30 cctv audio microphone Items Performance Metrics
    Adapterization Area 10-120 square meters (adjustable)
    Audio Transmission Distance 3000m
    Frequency Response 20Hz ~ 20KHz(90dB sound pressure, A weighting)
    Sensitivity -35dB(10.0mV e 1V at 1Pa)
    SNR 70dB(1m40dB sound pressure) 45dB(10m40dB sound pressure) 1KHz at 1Pa
    Directional Property Omnidirectional
    Dynamic Range 104dB (1KHz at Max dB SPL)
    Equivalent Input Noise Level 2.5Vpp/10dB sound pressure(A weighting)
    Maximum Gain 60db
    Max Sound Pressure At 120dB SPL, THD < 1% At 125dB SPL, THD = < 10%
    Max Voice Output 2.5Vpp/80dB sound pressure(A weighting)
    Output Signal Amplitude 2.5Vpp/100dB sound pressure(A weighting)
    Output Impedance 600~1000Ω non-equilibrium
    Microphone KaBoni advanced complementary enhance digital capacitor microphone
    Microphone Quantity 1pcs
    Signal Processing Circuit AGC & Triangulation & DSP & Multistage dynamic noise reduction processing
    Protective Circuit Lightning protection, power supply polarity reverse connect protection, ESD protection
    Connection Way 3 leading wires
    (red lead is power+, white lead is audio signal+, black is power-&audio signal-)
    Transmission Cable Telephone wire, Network twisted pair, Shield cable
    (pls use shield cable in complex electromagnetic environment)
    Supply Voltage DC9V~20V (recommend to use 12V, more than 500 meters recommended 15V)
    Working Current 30mA
    Electromagnetic Compatibility GB 9254-2008
    Reliability Index MTBF equal or greater than 80000 hours
    Color White
    Housing Material Advanced resin PVC+Double-deck metal stoving varnish net
    Product Size 80mm*25mm
    Product Weight 90g
    Place of Origin Guangzhou, China
    Approvals CE, ROHS, FCC, ISO9001

    Company Contact:

    • Phone: +8613570445556

    • Address: Baishashui Road,Changban industries Area,16th building,3th Floor, Guangzhou, Guangdong, China

    • Email: Email

    Published date: March 1, 2018 -

    • Business Description: We are the manufacturer of CCTV microphones be the audio frequency solution provider of Chinese industry-leading at present, selling different audio monitoring for CCTV cameras and related products. As a domestic real audio scheme developer, Sizheng is committed to provide users with the most conforms to the actual demand plan and products. At present, Sizheng products and solutions have been used by more than 6000 companies in China and abroad.

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