COTT-QD55 Circular HD monitor pickup mic-QD audio monitoring-Audio surveillance CCTV microphone for security solutions

Home>> Products>> Audio monitoring equipment >> QD audio monitoring

Customer service

COTT-QD55 Circular HD monitor pickup mic

Adapterization Area：10-100㎡(adjustable)
Audio Transmission Distance：3000m
Frequency Response：20Hz～20kHz
Sensitivity：-35dB
SNR：70dB(1m40dB)40dB(10m40dB) 1KHz at 1Pa
Directional Property：Omnidirectional
characteristic：Hi-Fi silver plated vibration membrane capacitor microphone, 10~100㎡ in high definition, high fidelity and high sensitivity.
Industry application：Widely used in banks, schools, interrogation room, prison and other environment for synchronous video audio monitoring recording.

Product Overview
Detailed parameters
Data download

Characteristic
● COTT-QD55 circular HD audio monitoring microphone, 360°monitor pickup, capture the surrounding small sound.
● The structure of new housing and metal net design is simple and fashion, to make an impression.
● Hi-Fi silver plated vibration membrane capacitor microphone, 10~100㎡ in high definition, high fidelity and high sensitivity.
● Built-in AGC and DTS noise reduction signal processing circuit, automatically adjust high strength voice and instantaneous impact sound.
● Built-in newest DNP and DSP digital processing unit, enhance sensitivity to highlight human voice.
● micro adjustment potentiometer, has a keen front sensitivity, its back snap-in type meet a variety of environmental installation.
● The echo cancellation technology of international leading level, effectively reduce serious echo of empty room.
● ATDA dynamic noise level detection, adaptive bandpass filter, effectively prevent the speech signal distortion and attenuation.
● Long audio signal transmission technology, use the RVVP3*0.5mm2 shield cable, it is distortionless within 3km.
● Integrated professional front audio amplifier circuit, direct drive active speakers, DVR, earphones, etc.
● Widely used in banks, schools, interrogation room, prison and other environment for synchronous video audio monitoring recording.

Wiring Instructions