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Characteristic
● COTT-C9 designed for conference room, auditorium of synchronous monitoring audio recording.
● In accordance with the international standard smoke sensor appearance design, easy to indoor ceiling hidden installation.
● KaBoni gold plated vibrate film capacitor microphones, 10-150㎡ in high fidelity, high sensitivity and low noise.
● Using the rubber floating anti-vibration structure, can reduce the vibration noise of the equipment external, collecting sound can be more extensive.
● Using dolby directional logic surround sound system, built in high-speed voice     processing units, two level dynamic noise reduction processing.
● Using UniSteep high-effect high-pass filter, reduce low and high frequency noise and it is nondestructive quality of audio.
● Built-in ALC microprocessor chip control circuit, automatically control high intensity sound, reliably protect back-end audio monitor equipment.
● Built-in advanced self-motion bandwidth adjust the echo cancellation technology, effectively reduce the echo of the empty room.
● Built-in lightning protection, power supply polarity reverse connect protection, ESD protection and power protection module.
● Long audio signal transmission technology, use the RVVP3 x 0.5mm2 shield cable, it is distortionless within 3km.
● Applies to -25℃ ~ 70 ℃ in the super environmental temperature, to ensure the quality of the back-end high recording effect.
● Integrated professional front audio amplifier circuit, direct drive active speakers, DVR, earphone, etc.
● Suitable for archives,museums,securities,conference room, coffers and indoor environment of synchronous audio monitoring recording.

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Wiring Instructions