SIZHENG COTT C3 USB microphone audio surveillance sound pick up security accessories for desktop in CCTV Microphone from Security Protection

SIZHENG COTT C3 USB microphone audio surveillance sound pick up security accessories for desktop in CCTV Microphone from Security Protection
SIZHENG COTT C3 USB microphone audio surveillance sound pick up security accessories for desktop in CCTV Microphone from Security Protection
SIZHENG COTT C3 USB microphone audio surveillance sound pick up security accessories for desktop in CCTV Microphone from Security Protection
SIZHENG COTT C3 USB microphone audio surveillance sound pick up security accessories for desktop in CCTV Microphone from Security Protection
SIZHENG COTT C3 USB microphone audio surveillance sound pick up security accessories for desktop in CCTV Microphone from Security Protection

Product Specification

Model Number: COTT-C3

Brand Name: SIZHENG

Use: For CCTV camera

Monitor Range: 3 meters

Color: Black

Sensitivity: -40dB

Output Impedance: 600 ~1000Ω non-equilibrium

Power Supply: DC9V-18V(recommend to use 12V, more than 500 meters recommended 15 v)

Working Current: 30mA

Working Environment: -25℃~70℃

Product Weight: 150g

Product Size: 114mm*89mm*18mm

Description:

SIZHENG COTT-C3 USB microphone audio surveillance sound pick up security accessories for desktop

COTT-C3

 Key Features of SIZHENG COTT-C3 cctv audio microphone 

1.With tough alloy base and double metal net design,clear and loud voice.

2.KaBoni gold plated vibrate membrane capacitor microphones,within 3 meters in high fidelity,high sensitivity, low noise.

3.Using USB power supply,3.5 MIC output lead, collect sound from single pointing or omnidirectional.

4.Equipped with high-pass filtering noise reduction circuit,effectively reduce the high and low frequency noise from environment and circuit

5.Built-in ALC microprocessor chip control circuit,automatically control high intensity sound,reliably protect back-end audio monitor equipment

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

7.Widely used in the counter,detention house,interrogation room,service window and other small house to synchronous video monitoring audio recording.

 Specifications of SIZHENG COTT-C3 cctv audio microphone 

Items Performance Metrics
Audio Monitor Range 3 meters 
Audio Transmission Distance  3000m
Frequency Response 20Hz~20KHz
Sensitivity -40dB
SNR 80dB(1m40dB) 50dB(10m40dB) 1KHz at 1Pa
Directional Property Uni-directivity / Omnidirectional
Dynamic Range 80dB (1KHz at Max dB SPL)
Max Sound Pressure 120dB SPL(1KHz,THD 1%)
Output Impedance 600 ~ 1000Ω non-equilibrium
Signal Amplitude 2.5Vpp/-25db
Microphone  KaBoni gold plated vibration membrane capacitor microphone
Microphone Quantity 1pcs
Signal Processing Circuit DSP,AGC,ALC
Protective Circuit Lightning protection, power supply polarity reverse connect protection,
ESD protection
Connection Way USB power supply, 3.5 audio output
Transmission Cable Telephone wire,Network twisted pair, Shield cable
(pls use shield cable in complex electromagnetic environment)
Supply Voltage DC 9V~18V 
(recommend to use 12V, more than 500 meters recommended 15V)
Working Current 30mA
Housing Material aluminium alloy
Color Black
Weight 150g
Product Size 114mm*89mm*18mm
Approvals CE,ROHS,FCC, ISO9001
Place of Origin Guangzhou, China

 

 Product Photos                                    

 

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C3-S

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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