main features
The COTT-C9 smoke sensing pickup is designed for synchronous monitoring and recording in conference rooms and auditoriums.
Designed according to international standards for the appearance of smoke detectors, it is convenient for concealed installation of indoor ceilings and suspended ceilings.
KaBoni large gold-plated diaphragm capacitor microphone, high fidelity, high sensitivity, and low noise within 10-150 square meters.
Adopting a rubber floating suspension structure can reduce external vibration noise of the equipment and provide a wider range of sound collection.
Adopting Dolby directional logic surround sound system, with built-in high-speed speech processing unit and two-stage dynamic noise reduction processing.
Using UniSteep high-performance high pass filters to attenuate low and high frequency noise without compromising sound quality.
Built in ALC microprocessor chip controls voltage levels, automatically suppresses high-intensity sounds, and reliably protects backend audio monitoring equipment.
Equipped with advanced automatic bandwidth adjustment echo cancellation technology, effectively reducing echoes in open rooms.
The microphone is equipped with lightning protection, power polarity reverse protection, electrostatic protection, and power protection modules.
Ultra long audio signal transmission technology, using RVVP3 × 0.5mm2 shielded cable to transmit 3 kilometers without distortion.
Suitable for working in ultra high ambient temperatures ranging from -25 ℃ to 70 ℃, ensuring high-quality recording performance in the backend.
Integrated professional pre audio amplification circuit, directly driving active speakers, hard disk recorders, headphones, and more.
● Suitable for synchronous monitoring and recording of indoor environments such as archives, museums, securities firms, conference rooms, and vaults.
Compliant with RoHS specifications, the structure does not contain hazardous substances prohibited by the European Union.
● Passed the EU CE standard, the US FCC certification, and the highest inspection synchronous recording and video system construction specifications.

Wiring instructions

