Chairman Unit/Delegate Unit

DC-280A/DC-280C

Support OEM/ODM, welcome to negotiate

Fully CNC design
It integrates speech, video tracking and sign-in functions.
The microphone is designed with an aluminum alloy shell and is durable.
It has a voice-activated shutdown function: the microphone automatically turns off 30 seconds after the speech ends.
* It is equipped with a fixed metal square short microphone stem and a red indicator light. When the microphone is turned on, the red light ring lights up, which is convenient for displaying the current working status of the microphone.
The base button has a red pattern that lights up when turned on.
The unit is a passive device, powered by the system host, and the input voltage is DC24V, which is within the safe range.
The number of chairman units in the system is not limited and can be placed at any position in the loop.
The chairman's priority control button can be set to permanently terminate or pause the speaking status of all speaking representatives' microphones.
The unit has a 2m*1.5m 8P connection line for the system "T" type one-line connection, and the extension line can be customized according to the actual situation of the venue.
Provide professional audio and video management services to the world, and strive to create "one-stop" audio and video solutions for different scenarios.
Working voltage DC24V (supplied by the host)
Input, output 8P-DIN*1
Input cardioid electret
Sensitivity -46 dBV/Pa
Frequency response 20Hz~20KHz
Input impedance 2 k
Directivity 0°/180° > 20 dB (1 kHz)
Equivalent noise 20 dBA (SPL)
Maximum microphone sound pressure level 125 dB (THD<3%)
Signal-to-noise ratio >80dB
Channel crosstalk >80dB
Total harmonic distortion <0.05%
Color: black
Installation method Desktop
Connection cable: 8P shielded T-type cable 2.1m*1.5m (for easy engineering installation
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