HUAIN Dual-engine Wireless Dual-diaphragm Conference Unit HY-U3320C HY-U3320D

- Uses DSP/DDOV digital WiFi multi-channel + UHF six-channel processing and transmission technology, compliant with GB4943.1-2022 safety standards for audio-video, information technology, and communication technology equipment; 

- Built-in 14mm high-fidelity gold-plated microphone capsule, noise reduction pickup method based on DDCS adaptive algorithm, capable of reducing background noise;

- Microphone rod equipped with 32,500 high-density sound interference holes of 0.4mm diameter, precisely calculating aperture and spacing;

- Equipped with a 2.44" high-brightness LCD display, showing system signal, channel, ID address, battery level, WiFi channel, and speaking time;

- Features speaking timing and timed speaking functions, supports dynamic display of speaking time, and allows setting of countdown time for speaking;

- High-sensitivity pickup design with built-in automatic gain control (AGC) function, effective pickup distance up to 60-100cm;

- Offers 20 selectable WiFi channels, supports 20 systems operating simultaneously, easily avoiding various interferences;

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

- Supports automatic tracking and video switching when used with HD cameras, with freeze-frame function;

- Supports FIFO, quantity limit, chairman exclusive, and timed speaking modes; up to 6 units can be activated simultaneously, with speaking number adjustable to 1/2/3/4/5/6 units;

- Built-in 3000mAh rechargeable battery, with dynamic power display and low battery warning, supports 12 hours of use;

- Strong anti-interference capability, effectively isolating interference from mobile phones, radio waves, Bluetooth, WiFi, etc.;