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

Dual Backup Desktop Network Delegate Microphone D7138

  • A speaking-only conference unit integrating speaking, sign-in, and microphone analog output backup functions.

  • With dual backup function for microphone output, with 1-channel hand-in-hand conference system channel, 1-channel phantom 48V-powered microphone channel, and 2-channel links to work independently to ensure high reliability of system operation.

  • With 2m dedicated high-density cable, and 1 RJ45 universal network connector.

  • Adopt integrated square microphone rod (240mm in length, non-removable), electret cardioid directional condenser pickup microphone, with two-color indicator ring (red/green), red for speaking, green for applying for speaking.

  • With 3.5mm stereo headphone jack for headphone connection to monitor the speech of other units.

  • Can adjust the microphone volume and headphone monitoring volume independently. Long press the V+ button to enter the microphone volume adjustment, and long press the V- button to enter the headphone monitoring volume adjustment.

  • With microphone on/off button, with a chairman priority button for the chairman unit. Can speak, sign in and number through the microphone on/off button.

  • With a unique ID for each conference unit. Long press the microphone on/off button to delete the ID number.

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

  • Used in conjunction with the control host, the unit can realize the self-test function. The items to be tested include buttons, MIC, LED indicator, and LCD screen.

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

  • Through the host settings, the chairman unit will be endowed with a priority function (to mute or turn off all delegate units) and a podium mode (the chairman unit is normally on).

  • The chairman unit has the authority to approve the application for speaking from the delegate unit.

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

  • The chairman unit has the priority function of having full control over the order of the conference.

  • There is no restriction on the location of the chairman unit when connected to the system.



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Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone
Dual Backup Desktop Network Delegate Microphone

Specifications of Dual Backup Desktop Network Delegate Microphone

Model

D7137/D7138

Structure Type

Desktop

Effective Frequency Range of Gain Limit (±3dB)

 

 

 

Unit A IN to Unit B Monitor

80Hz-12kHz

Host LINE to Unit Monitor

80Hz-16kHz

Unit to Host LINE OUT

80Hz-16kHz

Static Power Consumption

<2W

Maximum Power Consumption

<2W

S/N Ratio

>80dB (A-weighted)

Crosstalk Attenuation

>80dB

Harmonic Distortion

<0.3%

Headphone Output

9dBu, 8-32Ω, 3.5mm

Operating Power

Powered by the host or PoE switch with +48V

Unit Interface

Network interface

Microphone

Microphone Type

Electret cardioid condenser

Sensitivity

-45dBV/pa

Input Impedance

2kΩ

Equivalent Noise

20dB(SPL)

MAX. SPL.

125dB(THD<3%)

Package Dimensions

370×330×186mm

Machine Dimensions

153×130×119mm

Gross Weight

2.0kg

Net Weight

0.8kg



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