Central Control Unit AD GHDCS2024-2

Product Specifications: Central Conference Audio Control Unit

1. Power Supply:
   • AC 110V / 240V, 50Hz-60Hz
2. Power Consumption:
   • 350W
3. Total Harmonic Distortion (THD):
   • < 0.05%
4. Signal-to-Noise Ratio (S/N):

   • 75 dB

5. Frequency Response:
   • 100Hz – 18kHz
6. Audio Input:
   • LINE-50 KΩ, DIN-50 KΩ
7. Audio Output:
   • RCA-200Ω
8. Dimensions:
   • 483 × 323 × 90 mm
9. Weight | Color:
   • 4 kg | Black

Additional Features:

• Compliant with international standards IEC60914 and GBT15381-94.
• Built with digital core technology, integrated with high-performance CPU, supporting discussions.
• Audio signals are processed with 32-bit floating-point DSP at high speed, providing a bandwidth of 20Hz ~ 20kHz, ensuring absolutely clear audio quality.
• High-efficiency switching power supply guarantees long-distance transmission without compromising sound quality.
• Anti-interference circuit design eliminates interference from mobile phone signals.
• Supports dual microphone connections, each connection accommodating up to 25 microphones, with a maximum of 50 microphones and support for 10 chairman units. Expandable up to 512 conference units with an extension unit. The device output port uses a traditional 8-pin jack interface.
• Equipped with an RS-232 control interface, compatible with central control systems.
• Multi-channel audio input/output interface allows connection to sound systems or recording devices.
• Communication between the main device and a computer via USB port. The system can be configured via computer software or directly on the main device without a computer. Online firmware updates are supported.
• Multiple conference modes:
  • FIFO (First In First Out)
  • FREE (Fully Open)
  • C-ONLY (Chairman Mode).
• Configurable features include:
  • Setting the number of active speakers
  • Voice-activated control
  • Other advanced functionalities.
• Designed for 19-inch standard rack installation for easy storage and integration.