2024 Guangzhou DSPPA Audio Co., Ltd.
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2024 Guangzhou DSPPA Audio Co., Ltd.
2024 Guangzhou DSPPA Audio Co., Ltd.
2024 Guangzhou DSPPA Audio Co., Ltd.

Full Digital Chairman Microphone with Electronic Voting D7221A

  • Compliant with IEC 60914 international standard.

  • A conference speech mic integrating speaking and voting.

  • Come with a 2m dedicated high-density cable and 1 RJ45 universal network plug.

  • Electret cardioid directional capacitive pickup with two-color indicator light (red/green), red for speaking, and green for applying for speaking.

  • With 315mm and 415mm in length optional for the microphone rod, available in black and silver colors.

  • The microphone rod can be dismounted during the adjournment for maintenance and storage.

  • With internal magnetic high-fidelity speaker, which will be automatically muted when the microphone is turned on to avoid howling.

  • With 3.5mm stereo headset jack connected to the headphone, with adjustable volume.

  • With super strong anti-interference ability.

  • With MIC button and 5 voting buttons, and chairman priority button for the chairman mic.

  • With button check-in function.

  • With a unique ID number for each conference mic.

  • With a high-brightness 2.4" LCD screen, it can display the following information in real time when the mic is working:

  • The ID number of the conference mic, the number of mics applying for speaking, the voting results, the number of attendants who have checked in, and various operation information, etc.;

  • The mic information in simplified Chinese or English.

  • Equipped with a camera, it can realize automatic tracking after setting by the digital conference system host or PC control software.

  • Equipped with the control host, the mic has a self-test function. The items to be tested include: buttons, MIC, LED indicator, LCD screen and built-in speaker.

  • The mic is a passive device, powered by the system host or PoE switch, with input voltage of +48V.

  • When the microphone is turned on, the speaker of this mic is automatically turned off to prevent the sound from returning.

  • When the microphone is turned on, there is a beep sound, which can be set to ON or OFF.

  • Through the host settings, the chairman mic has the priority function (can mute or turn off all delegate mics), and the podium mode (the chairman mic is always on).

  • The chairman mic has the permission to approve the application for speaking from the delegate mic.

  • The chairman mic can be turned on freely without being restricted by the number of speaking mics.

  • The chairman mic has the priority function of fully controlling the conference order.

  • The connection position of the chairman mic is not restricted.

Datasheet
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DETAILS
SPECS
Diagram
Full Digital Chairman Microphone with Electronic Voting
Full Digital Chairman Microphone with Electronic Voting
Full Digital Chairman Microphone with Electronic Voting
Full Digital Chairman Microphone with Electronic Voting
Full Digital Chairman Microphone with Electronic Voting

Specifications of Full Digital Chairman Microphone with Electronic Voting

Model

D7221A

Structure Type

Desktop

Effective Frequency Range of Gain Limit (±3dB)


MIC A to MIC B

50Hz-14kHz

Host LINE to MIC

30Hz-18kHz

MIC to Host LINE

40Hz-16kHz

Speaker Power

1.5W

Static Power Consumption

<8W

Maximum Power Consumption

5W

SNR

>75dB

Crosstalk Attenuation

>80dB

Harmonic Distortion

<0.5%

Headset Output

9dBu, 8-32Ω, 3.5mm

Working Power (Battery)

Host +48V power supply or +48V PoE switch

Unit Interface

Dante network interface

MIC


Microphone Type

Electret cardioid condenser

Sensitivity

-30dBV/pa

Input Impedance

2kΩ

Equivalent Noise

20dB(SPL)

MAX. SPL.

125dB(THD<3%)

Package Dimensions

500×200×180 mm

Machine Dimensions (W×D×H)

84×80×145mm

Gross Weight

1.25kg

Net Weight

0.75kg


New-Quotation-of-D7201-Dante-conference-system-(9).jpg

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