- sizheng cott s1 window cctv
Brand Name: SIZHENG
Model Number: COTT-S1
Use: For CCTV Camera System
Audio Monitor Range: 1-10 square meters
Power Supply: DC 12V (more than 500 meters recommended 15V)
Working Current: 30mA
Working Environment: -25℃~70℃
Main Material: alloy
Product Size: 38mm*10mm
Place of Origin: Guangzhou,China
Warranty: three years
SIZHENG COTT-S1 Window cctv audio microphone monitoring device for windows
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
|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)|
|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|
|Signal Processing Circuit||Triangulation & DSP & Multistage dynamic noise reduction processing|
Lightning protection,power supply polarity reverse connect protection,
3 leading wires
( red lead is power+, white lead is audio signal+, black is power-&audio signal- )
Telephone wire,Network twisted pair, Shield cable
(pls use shield cable in complex electromagnetic environment)
(recommend to use 12V, more than 500 meters recommended 15 v)
|Electromagnetic Compatibility||GB 9254-2008|
|Reliability Index||MTBF equal or greater than 80000 hours|
|Place of Origin||Guangzhou,China|
|Approvals||CE,ROHS, FCC, ISO9001|
More SIZHENG Products You May Interested
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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