2023 Guangzhou DSPPA Audio Co., Ltd.
2023 Guangzhou DSPPA Audio Co., Ltd.

Digital Desktop Conference System Chairman Chairman Discussion Microphones D7253

  • Compliant with IEC 60914 international standard.

  • Pure speech conference mic.

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

  • Using a microphone rod with knob-type interface, and a mini microphone.

  • With two options for microphone rods: square and gooseneck. The square microphone rod is made of aluminum alloy, with 186mm in length; the gooseneck microphone rod is available in black and silver colors, with 315mm and 415mm in length optional.

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

  • With super strong anti-interference ability.

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

  • With button check-in function.

  • With a unique ID number for each conference mic.

  • 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 and LED indicator.

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

  • 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, and its connection position is not restricted.

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

Datasheet
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DETAILS
SPECS
Diagram

Specifications of Digital Desktop Conference System Chairman Chairman Discussion Microphones

Model

D7253/D7254

Structure Type

Desktop

Effective Frequency Range of Gain Limit (±3dB)

MIC to Host LINE

40Hz-16kHz

Static Power Consumption

3W

Maximum Power Consumption

≤5W

SNR

≥70dB

Crosstalk Attenuation

>75dB

Harmonic Distortion

<0.5%

Working Power

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

Unit Interface

Dante network interface

MIC

Microphone Type

Electret cardioid condenser

Sensitivity

-27dBV

Frequency Response

30Hz-20kHz (±3dB)

Input Impedance

2kΩ

MAX. SPL.

11dB(SPL)

Package Dimensions

(L×W×H) 485×265×135

Machine Dimensions

(L×W×H) 146×116×42

Gross Weight

2.2 KG

Net Weight

0.6KG


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

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