Guangzhou DSPPA Audio Co., Ltd.
Tel: 020-28346138
Fax: 020-81305947

D6223 Desktop Chairman Speech Unit


● Speech-only conference unit
● Built-in magnet HiFi speaker
● On/off button and chairman priority button
● Conference check-in function
● Automatic camera tracking function when used with camera
● Approve applications of delegates for speeches
● Removable gooseneck.
● Gooseneck length: 315/320/415/430 mm
● Black/silver colors available

  • Introduction
  • Specification
  • Connection

D6223 Desktop Chairman Speech Unit provides functions such as speech, check-in and self-checking. It adopts goose-neck microphone, built-in magnetic loudspeaker, headphone jack, and also provide power-on indicating light and button and light indicators.

In VOICE mode, this chairman microphone can realize voice controller on/off function. It has high speed digital processors and HiFi audio circuits, and can indicate the work status of LCD screen. Chairman unit has the priority to deliver speeches and the authority to approve speech application from delegates. It has the full authority to take control on the discipline at the conference site; in a D62 series digital conference system, it allows 2 chairman units at a same time, and the position of chairman units is free from position restrictions. Conference units are passive equipment and are powered by the controllers. The chairman microphone input voltage is 24V; they are easy to use, with clear voice and easy to install with fashionable appearance.



Structure and Type


Output frequency response


Speaker Power


Static power consumption


Max. power consumption




Crosstalk Attenuation


Harmonic distortion


Headphone Output

9dBu, 8-32Ω, 3.5mm

Working Power Supply

DC 24V power supply

Port on the unit

8pin DIN socket


Type of microphone

Electret, heart-shaped, condenser type

Frequency response




Input impedance


Equivalent Noise

20dB (SPL)


125dB (THD<3%)

D6223 Desktop Chairman Speech Unit

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