CHAIRMAN MICROPHONE - DIGITAL CONFERENCE SYSTEM NVS-DC900021CM

The NVS-DC900021CM Chairman Unit is a central microphone unit designed for chairpersons to lead and manage discussions in a digital conference system. It features a speaking light ring to indicate active microphone status and an OLED display for essential meeting information. With priority control functionality, it allows the chairperson to override delegate microphones when necessary, ensuring orderly communication. Built with a cardioid pickup pattern and anti-interference design, it delivers clear, high-quality audio while effectively resisting disruptions from mobile phones, Wi-Fi, Bluetooth, and FM signals. The unit integrates seamlessly with the delegate units and system host, making it ideal for professional and formal meeting environments

The NVS-DC900021CM is a chairman unit microphone. It is usually used together with its delegate unit NVS-DC900032CM. In addition to the functions of a delegate microphone unit, this have several priority functions and this been used by the chairman of a meeting. It is perfect for conference room applications.

FEATURES

  • Equipped with a speaking light ring that indicates active or muted status
  • Chairman unit has priority control, can override delegate units
  • Dual backup design ensures stable and reliable communication
  • Seamless integration into the digital conference system for structured discussions
  • Microphone powers on automatically when speaking
  • 1.23-inch OLED display shows current working status
  • Connection via 8-core aviation T-type cable or standard network cable
  • Powered by system host (passive device – no external power required)
  • Fully digital-controlled the unit fits anywhere in the system circuit


SPECIFICATIONS

Model

NVS-DC900021CM

Microphone type

Cardioid Condenser Microphone
Microphone neck Elongated type 
IndicationSpeech Status
Connection LineRJ45 and 8 Pin connection 
Frequency Response30Hz - 20kHz
Sensitivity-42dB ± 2dB
Gooseneck Length430 mm
 Optimal Speaking Distance 300 mm
Impedance  2kΩ
Power Consumption120mA
Weight 
0.772 Kg
Base Dimension 
167x122x45mm






Part NumberDescriptionStandard Quantity 
NVS-DC900021CM  CHAIRMAN MICROPHONE - DIGITAL CONFERENCE SYSTEM
01

ACCESSORIES INFORMATION

DescriptionStandard Quantity 
2m Conference MIC Cable 8-pin
01
User Manual
01