2026 Guangzhou DSPPA Audio Co., Ltd.
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2026 Guangzhou DSPPA Audio Co., Ltd.
2026 Guangzhou DSPPA Audio Co., Ltd.
2026 Guangzhou DSPPA Audio Co., Ltd.

Desktop Speaking Delegate Unit D7154

  • Integrates multiple conference functions in one unit, including discussion and sign-in.

  • Comes with a 2-meter dedicated high-density cable with RJ45 connector.

  • Features an integrated square-column microphone stem with cardioid electret condenser microphone and dual-color indicator ring (red/green).

  • Excellent resistance to mobile phone interference.

  • 3.5 mm stereo headphone jack for monitoring other units.

  • Independent adjustment of microphone volume and headphone monitoring volume.

  • Each conference unit has a unique ID number. Press and hold the microphone on/off button to clear the ID.

  • Supports camera auto-tracking when configured with a digital conference system host or PC control software.

  • Self-diagnostic functionality when connected to the control host. Self-check function for unit: buttons, microphone, and LED indicators.

  • Passive unit powered by host system or PoE switch, with an input voltage of +48V input.


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The D7154 Desktop Discussion Delegate Units are designed for professional discussion and conference applications, combining speech, attendance registration, and meeting management functions in a compact desktop form factor. Equipped with a high-performance cardioid microphone and advanced digital audio technology, they ensure excellent speech intelligibility, reliable operation, and strong resistance to interference. The units also support headphone monitoring and automatic camera tracking, making them ideal for modern conference environments.


Specifications of Desktop Speaking Delegate Unit

Model

D7153/D7154

Structure Type

Desktop

Effective Frequency Range with Gain Limit (±3dB)

Unit A to Unit B

80Hz–12kHz

Host Line to Unit

80Hz–16kHz

Unit to Host Line Output

80Hz–16kHz

Static Power Consumption

<2W

Maximum Power Consumption

<2W

Harmonic Distortion

<0.3%

Headphone Output

9dBu, 8-32Ω, 3.5mm

Operating Power

Host +48V or +48V PoE

Unit Interface

Network Interface

Microphone

Microphone Type

Cardioid electret condenser

Input Sensitivity

-42±2dBV/Pa

Frequency Response

50Hz-20KHz

Maximum SPL

125dB

Product Dimensions (W×D×H)

142×139×65mm

Package Dimensions

420×270×185mm

Net Weight

0.78kg

Gross Weight

2.0kg



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