2.4G+UHF Dual-engine Wireless Conference Mic with 3.5" Display Screen HY-5705C HY-5705D

- Adopts DSP/DDOV digital processing and transmission technology, conforming to the IEC60065 international standard;

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

- Uses a gravity-sensing touch chip with an elliptical track indicator light display, and a high-quality aluminum alloy panel embedded with Mohs hardness level 6 touch glass; no mechanical buttons, and no button sound during switching;

- Equipped with a 3.5" high-brightness LCD screen, supporting display of power, signal, ID address, volume, transmission power, speaking time, and other information;

- Adopts nano-level fingerprint isolation technology; the oleophobic and waterproof layer effectively isolates water, oil, and stains, achieving anti-fingerprint and anti-sweat effects;

- Features a speaking time function, supporting dynamic display of speaking time;

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

- Built-in high-fidelity 9.7mm gold-plated capacitive microphone head, effectively improving the vocal frequency response range and pickup sensitivity;

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

- The microphone rod connector and studs are made of pure copper to ensure pickup effect and sound fidelity;

- The sponge cover has an anti-shedding function, using a material with good elasticity and breathability, and a built-in buckle anti-loosening bracket, which is not easy to fall off or deform during use;

- Full digital DSSS modulation communication technology, ISM and UHF dual-engine frequency bands, voice data interaction through a wireless transceiver, ensuring audio delay is less than 5.5ms;

- Uses 128-bit AES encryption. 13. Protected by Rijndael encryption and a 48-bit PIN code, preventing eavesdropping and unauthorized access, ensuring the privacy of the meeting;

- Automatically identifies interference sources across the entire frequency range and automatically switches to an interference-free frequency range to ensure real-time normal communication;

- Uses digital ID addressing, allowing for custom ID numbers to ensure unique ID codes;

- Each conference unit has independently adjustable RF power, with low, medium, and high settings;

- The system host can set and modify unit identities; chairman units, VIP units, and delegate units can be reassigned and configured as needed;

-  Works with high-definition cameras for automatic speaker tracking and screen switching, supporting screen freeze;

- Features 2 operating modes: first-in, first-out and limited number of speakers, with the number of speakers configurable to 1/2/3/4;

- Built-in 3000mA/H rechargeable battery with dynamic power display and low battery warning function, supporting 10 hours of use;

- Features wireless charging, completely eliminating the constraints of charging cables and addressing the problem of insufficient power during long meetings;

- Uses advanced electrostatic isolation technology design, preventing static electricity even in dry environments and regions;

- Supports connecting up to 4 chairman units; the chairman has control over the meeting order and priority speaking rights, and can mute other delegates who are speaking;

- Possesses super strong anti-interference ability, effectively isolating interference from mobile phones, radio waves, Bluetooth, WiFi, and other signals;

- Equipped with 1 set of volume buttons, allowing for 8 levels of independent volume adjustment for each conference unit;

- Equipped with 1 TYPE-C interface, supporting adapters, charging boxes, and wireless charging, allowing for program upgrades and maintenance without disassembling the device;

- Equipped with 1 independent power switch button, effectively preventing leakage and conforming to a user-friendly design;