Dual-engine Wireless Chairman Unit HY-5700C Wireless Conference System HY-5700D

1. Employs DSP/DDOV digital processing and transmission technology, conforming to IEC60065 international standard;

2. Complies with GB4943.1-2022 safety requirements standards for audio-visual, information technology, and communication technology equipment;

3. Uses a gravity-sensing touch sensor chip with an elliptical track indicator light. The panel features an embedded Mohs hardness level 6 touch glass panel, eliminating mechanical buttons and producing no button sounds during switching;

4. Equipped with a 2.44" high-brightness LCD display, supporting information such as battery level, signal strength, ID address, volume, transmission power, and speech timer;

5. Features a speech timer function, supporting dynamic display of speech time;

6. High-fidelity lossless audio transmission technology, 48KHz audio sampling frequency, frequency response up to 20Hz-20KHz;;

7. Built-in high-fidelity 9.7mm gold-plated condenser microphone, effectively improving the frequency response range and pickup sensitivity for human voices;

8. High-sensitivity pickup design with built-in automatic gain control (AGC) function, effective pickup distance up to 50-60cm;

9. Microphone boom connector and studs are made of pure copper to ensure excellent pickup performance and sound reproduction;

10. The foam cover has an anti-fall-off function, using a highly elastic, breathable, and self-locking bracket to prevent it from easily falling off or deforming during use;

11. Fully digital DSSS modulation communication technology, ISM and UHF dual-engine frequency bands, using a wireless transceiver for voice and data interaction, ensuring audio latency of less than 5.5ms;

12. Employs 128-bit AES... Rijndael and 48-bit PIN code encryption protection prevent eavesdropping and unauthorized access, ensuring meeting privacy;

13. Automatically identifies interference sources across the entire frequency range, with automatic silent switching to interference-free frequencies to ensure real-time normal system communication;

14. Employs digital ID addressing, allowing for customizable ID numbers to ensure unique ID encoding;

15. Conference units have independently adjustable RF power, with low, medium, and high settings;

16. The system host can set and modify unit identities; chairman, VIP, and delegate unit identities can be reassigned and set as needed;

17. With a high-definition camera, speech can be automatically tracked and the screen can be switched, supporting screen freeze;

18. Features two working modes: first-in-first-out and limited-speech mode, with the speech quantity set to 1/2/3/4 units;

19. Built-in 3000mA/H 1. Rechargeable battery with dynamic power display and low battery reminder, supporting 10 hours of use;

20. Optional wireless charging function, completely solving the problems of charging cable constraints and insufficient battery power during long meetings;

21. Utilizes advanced electrostatic isolation technology to prevent static electricity generation even in dry environments;

22. Supports connection of 4 chairman units, with the chairman having control over order and priority speaking rights, and the ability to mute other speakers;

23. Possesses strong anti-interference capabilities, effectively isolating interference from mobile phones, radio waves, Bluetooth, WiFi, and other signals;

24. ★ Features one set of volume buttons with 8 levels of individual volume adjustment for each conference unit;

25. Features one TYPE-C interface, supporting adapter and charging case charging, allowing for software upgrades and maintenance without disassembling the device;

26. Features one independent power switch button, effectively preventing leakage and demonstrating user-friendly design;