main features
COTT-S30 high-definition noise cancelling digital pickup, designed specifically for environments such as classrooms, office halls, interrogation rooms, etc.
Adopting a double-layer metal baking paint mesh cover design, simple and fashionable; The hanging tenon design of the slider structure is convenient for ceiling or side wall installation.
Using KaBoni advanced complementary enhanced digital condenser microphone, high fidelity, high sensitivity, and low noise within 10-150 square meters.
Equipped with the latest designed shielding layer and upgraded electronic white noise suppression circuit, there is no "hissing" electronic noise.
Adopting the "Triangulation" array technology for multi-level dynamic noise reduction processing, comprehensively capturing complete and clear speech sound.
Integrate professional automatic noise recognition and processing technology with AGC and DTS noise reduction signal microprocessing circuits.
Equipped with an ALC microprocessor chip control circuit, it automatically suppresses high-intensity sounds and reliably protects backend audio monitoring equipment.
Built in DSP digital processing unit, in line with the high bandwidth, high linearity, flat and stable response of the digital age.
The microphone is equipped with lightning protection, power polarity reverse protection, ESD protection, and power protection modules.
Ultra long audio signal transmission technology, using RVVP3 × 0.5mm2 shielded cable signal transmission for 3 kilometers without distortion.
Suitable for working in ultra high ambient temperatures ranging from -25 ℃ to 75 ℃, ensuring high-quality recording performance in the backend.
Integrated ASIC front-end audio amplification circuit, directly driving active speakers, hard disk recorders, headphones, and more.
● Suitable for synchronous monitoring and recording of indoor environments such as classrooms, interrogation rooms, conference rooms, offices, etc.
● Obtained the patent certificate from the China National Intellectual Property Administration of the People's Republic of China.
Obtained the computer software copyright from the National Copyright Administration of the People's Republic of China.
● Passed the EU Environmental ROHS Directive 2002/95/EC construction standards.
● Passed the EU CE standard and the highest inspection synchronous recording and video system construction specifications.
● Tested according to relevant standards of the Federal Communications Commission (FCC) and corresponding system construction specifications.
Tested by the Security and Police Electronic Product Quality Testing Center of the Ministry of Public Security.
Certified according to the IAF UKAS international quality management system standard ISO9001:2008.

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