SIZHENG COTT S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions in CCTV Microphone from Security Protection

SIZHENG COTT S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions in CCTV Microphone from Security Protection
SIZHENG COTT S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions in CCTV Microphone from Security Protection
SIZHENG COTT S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions in CCTV Microphone from Security Protection
SIZHENG COTT S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions in CCTV Microphone from Security Protection
SIZHENG COTT S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions in CCTV Microphone from Security Protection

Product Specification

Model Number: COTT-S1

Brand Name: SIZHENG

Use: Audio surveillance for security system

Audio Monitor Range: 1-10 square meters

Sensitivity: -42dB

Power Supply: DC 12V (more than 500 meters recommended 15V)

Working Current: 30mA

Working Environment: -25℃~70℃

Main Material: Alloy

Product Size: 38*10(mm)

Place of Origin: Guangzhou,China

Description:

COTT-S1 (2)

SIZHENG COTT-S1 Audio surveillance CCTV microphone bank window security product people voice pick up for security solutions

 Key Features of SIZHENG COTT-S1 cctv audio microphone 

1.Designed for closing range service window of synchronous audio and video monitoring recording , imported with original packaging kit assembly.

2.Using "Triangulation" array moving coil membrane structure, deep bass filter, effectively reduce the noise completely.

3.Using advanced KaBoni digital noise reduction microphone.

4.Product surface after multiple oxidation, it is durable, using sticking base, easy to install.

5.Using the heart directivity of sound pickup design, make the low frequency noise attenuation, greatly improve the speech intelligibility.

6.Strong directional design for locking any sound in effective scope, effectively prevent other counter and the hall noise interference.

7.Service window can use two parallel, to realize the two-way synchronous audio recording.

8.Built-in scheduler and micro adjustment potentiometer ahead, metal structure design, to meet various environmental installation.

9.Built-in lightning protection, power supply polarity reverse connect protection, ESD protection and power protection module.

10.Long audio signal transmission technology, use the RVVP3 x 0.5mm2 shield cable, it is distortionless within 3km.

11.Integrated ASIC front audio amplifier circuit, directly drive active speakers, DVR, earphone, etc.

13.Widely used in bank, rush hall, counter, toll station, and public services such as registration window of synchronous audio and video monitoring recording.

 Specifications of SIZHENG COTT-S1 cctv audio microphone 

Items Performance Metrics
Audio Monitor Range 1-10 square meters
Audio 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/75dB sound pressure(A weighting)
Output Signal Amplitude 2.5Vpp/100dB sound pressure(A weighting)
Output Impedance 600~1000Ω non-equilibrium
Microphone KaBoni advanced cardioid directivity microphone
Microphone Quantity 1pcs
Signal Processing Circuit 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 15 v)
Working Current 30mA
Electromagnetic Compatibility GB 9254-2008
Reliability Index MTBF equal or greater than 80000 hours
Color Silvery
Housing Material Alloy
Product Size 38mm*10mm
Product Weight 40g
Place of Origin Guangzhou,China
Approvals CE,ROHS, FCC, ISO9001

 

 Product Photos                                 

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Instruction :

 

 

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4.Shipping:

1.We will send the goods within 7 working days after your payment is verify by Aliexpress.

2.Our free shipping only included China post air mail, and the weight should be within 2KG. Please notice the China post air mail are slowly. If the weight over 2KG, you should responsible for the shipping cost.

3.If you want to send by EMS, DHL and UPS, you should pay for the shipping cost.

4.You will trace the goods online after sending the goods 3-7 working days.

5.Please check your goods on the shipping company when you receive the goods.

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