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.

Analog Systems
Network Systems

contact us


Guangzhou Sizheng Electronic Technology Co.,Ltd.

We provide customers with quality products and provide high-quality services


If you would like to leave us a comment please go to contact us