HD Digital Noise Reduction CCTV Microphone COTT-S30

  • Pickup Area: 10-150㎡ (adjustable)
  • Transmission Distance: 3000M
  • Frequency Response: 20Hz~20KHz(90dB sound pressure, A weighting)
  • Sensitivity: -35dB(10.0mV e 1V at 1Pa)
  • SNR: 70dB(1m 40dB sound pressure) 45dB(10m 40dB 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 Impedance: 600~1000Ω non-equilibrium
  • Output Signal Amplitude: 2.5Vpp/100dB sound pressure(A weighting)
  • Microphone: KaBoni advanced complementary enhance digital noise reduction 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 power lead is positive wire,white audio lead is positive, black is public wire)
  • Transmission Cable: Telephone wire, network twisted pair, shield cable(pls use shield cable in complex electromagnetic enviroment)
  • 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≧80000 hours
  • Working Environment: -25℃~75℃
  • Color: White
  • Housing Material: Advanced resin PVC+Double-deck metal stoving varnish net
  • Product Size: 80mm×25mm
  • Weight: 90g
  • Place of Origin: Guangzhou, China
  • Supply Ability: Spot goods
  • Approvals: CE, ROHS, FCC, ISO9001

COTT-S30 Parameters

Product Overview

● COTT-S30 HD digital noise reduction microphone, specially designed for classroom, office halls, interrogation room, and other environment.
● Using double-deck metal stoving varnish net, simple and fashion. The structure of the slider hanging tenon type design, easy to ceiling or side wall installation.
● Using KaBoni advanced complementary enhance digital capacitor microphone, high fidelity, high sensitivity and low noise within 10-150㎡.
● Built-in the newest shielding design, upgrade the new electronic white noise suppression circuit, no "hiss" electronic noise.
● Using "Triangulation" array technology and multistage dynamic noise reduction processing, catch complete and clear voice.
● Integrated professional automatic noise recognition processing technology and AGC and DTS noise reduction signal micro processing circuit.
● Built-in ALC microprocessor chip control circuit, automatically control high intensity sound, reliably protect back-end audio monitor equipment.
● Built-in DSP digital processing units, conform to the high bandwidth, high linear, flat and stable response of digital age.
● Built-in lightning protection, power supply polarity reverse connect protection, ESD protection and power protection module.
● Long audio signal transmission technology, use the RVVP3 x 0.5mm2 shield cable, it is distortionless within 3km.
● Applies to -25℃~75℃ in the super environmental temperature, to ensure the quality of the back-end high recording effect.
● Integrated ASIC front audio amplifier circuit, direct drive active speakers, DVR, earphone, etc.
● Widely used in the school, interrogation room, conference room, office and other indoor environment for synchronous audio and video monitoring recording.COTT-S30-IPC-Connection


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