1. Comply with IEC60914, GBT15381-94 international standards

2. Adopt all-digital conference technology, developed based on digital network architecture, built-in high-performance CPU processor, faster processing speed, better sound quality, support discussion functions

3. High-performance switching power supply, long-distance transmission will not have any impact on sound quality

4. Anti-interference circuit design to eliminate all interference from mobile phone signals

5. 3.5-inch full-view IPS capacitive screen, intuitive display and easy adjustment of system parameters

6. Support USB recording, high-fidelity WAV format output

7. It has 3 groups of 6-channel RJ45 microphone unit interfaces, adopts closed-loop Ethernet link mode, supports bilateral power supply of microphone units, and supports hot-plugging of microphone units. Each channel supports 20 units, which can be connected to 60 units.

8. With 4 channels of 8-core microphone unit interface, each channel supports 30 units, can be connected to 120 units

9. A single host can be connected to a maximum of 256 conference units through the expansion power supply, or a conference expansion host (multiple extension hosts are connected in series in hand), and a conference system can access up to 1200 conference units;

10. The unit adopts "hand in hand" connection mode, which supports hot plugging, which is convenient for installation and maintenance

11. With a variety of conference modes: FIFO (first in, first out mode), APPLY (application mode), FREE (free mode), LIMIT (restricted mode), VOICE (voice control mode)

12. Speaker limit function: can limit the maximum number of units that can speak at the same time (can be set to 1-8 different numbers), the chairman unit is not limited

13. Speaking time limit function: can limit the speaking time of the speaking unit (can be set to 0-1000S), there are regular shutdown and automatic shutdown, the chairman unit is not limited

14. With conference service function, speaking unit can apply for tea, paper, help services

15. With USB interface, can be connected to a computer to set up the host

16. With central control code 232 interface (3P Phoenix interface), can be connected to central control system

17. With 1 balanced audio output interface (XLR), can be connected to sound reinforcement or recording equipment

18. With 1 unbalanced audio output interface (6.35mm), can be connected to sound reinforcement or recording equipment

19. With 1 unbalanced audio input interface (RCA), can input external audio signals (such as background music or remote voice signals)

20. Can be installed in a standard 19-inch cabinet for easy storage and storage