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Wired Discussion-type Daisy-chain Square-pole Microphone Unit

Model:A-20/CD   Guangzhou Jodie Audio Equipment Co., Ltd.

Unit Description: Patented appearance design: Elegant and solemn overall, conforming to modern aesthetic standards. Professional high-fidelity condenser microphone capsule: Features high sound pickup sensitivity and clear voice reproduction, with a frequency bandwidth of 20Hz ~ 20KHz. Anti-interference circuit design: Effectively shields against interference from mobile phones and other electronic devices. Speaking indicator ring on the microphone head: Displays the unit's active (speaking) or inactive (off) status. Illuminated speaking icon on the talk button: Remains steadily lit when the microphone is in use. Passive unit: Powered by the system host with an input voltage of 24V, which falls within the safe range. Connection options: Equipped with a 1.5m×2m T-type 8-core cable and Cat6A network cable. The cables adopt full aluminum foil and drain wire shielding, significantly reducing interference from strong electromagnetic waves. Built-in speaker and headphone output: Supports independent electronic volume adjustment via the microphone itself. Audio activation function: The unit's power automatically turns on when speech is detected. Multi-chairman unit support: Can be installed anywhere without position restrictions. Features priority control functions to fully manage meeting order and regulate the meeting atmosphere. Daisy-chain cable connection mode: Facilitates easy installation and maintenance.

Specification Parameters

  • Operating Voltage: DC 24V (Powered by the Host)
  • Input & Output: 8P-DIN T-Type Cable, Cat6A Network Cable
  • Microphone Type: Cardioid Condenser Electret
  • Sensitivity: -46 dBV/Pa
  • Frequency Response: 20Hz ~ 20KHz
  • Input Impedance: 2 kΩ
  • Directivity (0°/180°): > 20 dB (1 kHz)
  • Equivalent Noise Level: 20 dBA (SPL)
  • Maximum Microphone SPL: 125 dB (THD < 3%)
  • Signal-to-Noise Ratio (S/N): > 80 dB
  • Channel Crosstalk: > 80 dB
  • Total Harmonic Distortion (THD): < 0.05%
  • Display: 128×32 PMOLED
  • External Dimensions (Excluding Microphone Pole): 188×128×52 mm
  • Weight: 1.0 kg
  • Color: Silver-Black
  • Installation Method: Desktop Type
* Page content update time:2025-11-03 17:51:05,The relevant information on the website is for reference only. All products are subject to physical inspection and are subject to change without prior notice.
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Guangzhou Jodie Audio Equipment Co., Ltd.

Hotline:4006-020-189
Mobile:189-0307-1996  Manager Yang
Address:Room 601, No. 46 Shanghua 1st Street, Jianggao Town, Baiyun District, Guangzhou City
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