Description
Feature：
1. Adopt DSP/DDOV digital processing and transmission technology, in line with GB4943.1-2022 audio and video, information technology and communication technology equipment safety requirements standard;
2.★ All-aluminum alloy one-piece chassis, equipped with 2.0″ LCD display, Chinese and English display interface, easy to operate human-machine interface, improve debugging efficiency;
3. Equipped with high-performance industrial-grade FPGA purely domestic embedded processor, can realize custom digital logic, faster operation;
4.★ Support wired conference unit, wireless conference unit, handheld microphone mixed use, flexible combination, to meet the needs of various conference scenarios;
5. With 2-way wired conference unit connection interface, support connection of 60 wired conference units and 256 wireless units;
6. With first-in-first-out, Five conference modes: apply for speech, voice control start, press and hold to speak, and free discussion;
7.★The number of speakers can be set to 1-6, the number of chairpersons is not limited, and the free discussion mode of wired units is not limited and can be opened;
8. Adopt high-fidelity lossless audio transmission technology, 48KHz audio sampling frequency, frequency response is 20Hz-20KHz;
9. Built-in DSP digital audio module, with adaptive feedback suppression, digital equalizer, automatic gain function, to eliminate interference, distortion, crosstalk and other phenomena to the greatest extent;
10. Built-in perpetual calendar, with speech timing function, the display screen can dynamically display the date, week and time, the system can automatically synchronize the computer date, week and time;
11. Adopt ID addressing method, the unit number can be customized to ensure uniqueness ID number can effectively avoid ID duplication and conflict;
12. Built-in camera tracking function, supports PELCO-D, PELCO-P, SONY and other protocols, and has the function of adjusting, saving and calling preset positions;
13. Supports connecting 4 high-definition cameras, has two control interfaces and control methods of RS-232 and RS-485, and supports screen freezing function;
14. Built-in 4×100W/8Ω digital amplifier with independent volume adjustment knob;
15. Built-in 4×4-channel audio processor, 2 channels are used internally;
16. Supports bidirectional USB sound card, supports Laptops/PC USB audio input and output;
17. Supports U disk recording function;
18.★Supports web page control function, you can set and adjust various conference items through browser access Function;
19. It has the function of debugging-free, supports the selection of preset scenes, and quickly selects and sets all functions;
20. It has 2-way 3-core Phoenix terminal balanced input, and supports the connection of multiple external audio devices;
21. It has a built-in network interface, and supports remote control through network devices such as computers and switches;
22. It has WiFi/Bluetooth/UHF antenna interface, and supports network function control and wireless audio transmission;
23. It supports line hot plugging and automatic repair functions to improve the reliability and stability of the system;
24. It has the function of restoring factory values, and supports one-key reset to the factory state to prevent parameter adjustment;
25. It has a built-in AC100V~240V international universal power supply and voltage stabilization system to ensure safe and stable use of voltage under unstable conditions.
Technical parameters:
Working power supply: AC100~240V 50/60Hz
Power consumption: static 30W, maximum 450W
Microphone capacity: 60 wired, 256 wireless
Unit interface: 2-way network port
Display: 2.0″ LCD display
Display menu: Simplified Chinese, English
Frequency response: 20Hz~20KHz
Signal-to-noise ratio: >90 dBA
Dynamic range: >92 dB
Total harmonic distortion: < 0.05%
Video control: RS-485 Phoenix terminal/RS-232
Color: Silver
