Window Digital CCTV Microphone COTT-S1

  • Pickup Area: 1-10㎡
  • Transmission Distance: 3000M
  • Frequency Response: 100Hz~20KHz(90dB sound pressure, A weighting)
  • Sensitivity: -42dB(10.0mV e 1V at 1Pa)
  • SNR: 75dB(1m40dB) 80dB(10m40dB) 1KHz at 1Pa
  • Directional Property: Cardioid directivity
  • Dynamic Range: 104dB (1KHz at Max dB SPL)
  • Equivalent Input Noise Level: 2.5Vpp/10dB sound pressure(A weighting)
  • Maximum Gain: 50db
  • 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 cardioid directivity microphone
  • Microphone Quantity: 1pcs
  • SignalProcessingCircuit: 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: Silvery
  • Housing Material: alloy
  • Product Size: 38mm×10mm
  • Weight: 40g
  • Place of Origin: Guangzhou,China
  • Supply Ability: Spot goods
  • Approvals: CE, ROHS, FCC, ISO9001

Product Overview

● Designed for closing range service window of synchronous audio monitoring recording, imported with original packaging kit assembly.
● Using "Triangulation" array moving coil membrane structure, deep bass filter, effectively reduce the noise completely.
● Using advanced KaBoni digital noise reduction microphones, 1-10㎡ in high fidelity, high sensitivity and low noise.
● Product surface after multiple oxidation, it is durable, using sticking base, easy to install.
● Using the heart directivity of sound pickup design, make the low frequency noise attenuation, greatly improve the speech intelligibility.
● Strong directional design for locking any sound in effective scope, effectively prevent other counter and the hall noise interference.
● Service window can use two parallel, to realize the two-way synchronous audio recording, is clear and thick voice.
● Built-in scheduler and micro adjustment potentiometer ahead, metal structure design, to meet various environmental installation.
● 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.
● Applicable to bank, rush hall, counter, toll station, and public services such as registration window of synchronous audio monitoring recording.
● Gain patent certificate of State Intellectual Property Office of The People's Republic of China.
● Gain computer software copyright of National Copyright Administration of The People's Republic of China.

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