Receiver Parameters:
(1) Adopts PLL digital phase-locked loop multi-channel frequency synthesis technology, standard IEEE Drat2.0 802.11n wireless indicators, ensuring transmission confidentiality and speed, strict digital protection, ensuring meeting privacy, avoiding eavesdropping and malicious interference; adopts high-performance audio processing chip, ultra-high frequency dynamic compression shunt technology, automatically shunts high and low frequencies, showing better dynamic performance; provides up to 200 channel selections at 250KHz intervals within a 50MHz frequency bandwidth, with lockable control function selection and adjustable wireless gain connection function; frequency stability: ±0.005% or less, dynamic range: 100dB, maximum frequency deviation: ±45KHz, audio response: 80Hz-18KHz, comprehensive signal-to-noise ratio: >105dB, comprehensive distortion: ≤0.5%, wireless interface: BNe/50 ohms, sensitivity: 12DBμ (80dBS/N), sensitivity adjustment range: 12-32DB, stray suppression: ≥75dB, maximum output level: ±10DB V, convenient for multiple sets of machines to be used simultaneously, easily avoiding various interferences; ultra-long distance ≥100 meters stable signal, adopts one-button automatic radar search for the best frequency automatic frequency matching, thoroughly simplifies complex engineering installation, a new concept of digital pilot tone technology, completely solves the mutual frequency interference phenomenon of KTV private rooms, never frequency interference; four displays independently display the information of a single channel, a large and clear high-definition 2-foot LCD screen can view the battery power, frequency signal, signal strength, audio power, etc. of the wireless unit; full silicone guide light keys, simple and neat display; the sound curve has been carefully tuned, the sound is warm and transparent, equipped with a howling suppression function circuit, a new audio circuit structure, audio signal processing adopts international top high-performance audio processing chip, ultra-low distortion sound processing circuit design, has excellent performance in sound details, strong dynamic tracking ability makes it easy to pick up sound from far and near distances; simpler debugging, supports wireless full-digital communication conference.
(2) External independent antenna output port, built-in frequency two-way encryption signal technology lock, added frequency stabilization technology, completely solves the problem of signal dead angle and frequency interruption within the effective range, reduces breakpoints and delays signal breakpoints, making reception more stable and distance farther. Multiple sets can be used simultaneously without frequency interference.
(3) Four-channel receiver, with one 6.3mm unbalanced audio output port and four XLR balanced audio separate output ports, for better detailed and independent control of each channel's sound adjustment.
(4) Adopts 128-bit AES encryption technology, supports WPA/WPA2 wireless security technology; supports manual/automatic frequency allocation function.
(5) Supports adjustable input and output audio volume; features high-strength anti-Mobile electromagnetic wave interference design, multi-level error correction and encryption, eliminating interference from Mobile electromagnetic waves and adjacent channel interference suppression, ultra-strong anti-howling suppression. Added encryption lock function to prevent misoperation by non-professionals;
 
 
Transmitter Parameters:
(1) Adopts PLL digital phase-locked loop multi-channel frequency synthesis technology, the receiving host and transmitting unit use digital transmission technology, ensuring the confidentiality of signal transmission and avoiding eavesdropping and malicious interference. The unit microphone can adjust different sound effects according to the speaker's voice characteristics until the perfect effect is achieved; adopts 128-bit AES encryption technology, supports WPA/WPA2 wireless security technology, has a high-strength anti-Mobile electromagnetic wave interference design, multi-level error correction and encryption, eliminates interference from Mobile electromagnetic waves and adjacent channel interference suppression, providing higher confidentiality for the conference system;
(2) Array-style conference unit, all-metal desktop design, stable and textured, unobstructed personnel vision design, cleaner desktop; equipped with a 2-inch high-definition night crystal screen, with high brightness, high contrast, wide viewing angle, low power consumption, etc., can display the speaker list, speaking time, signal, power, signal strength, etc. of the conference unit; inductive touch switch without mechanical key sound, long life and waterproof function, dual-color indicator light; the conference unit has a charging port, supporting direct power supply or battery charging; standard 2 1.5V batteries, battery capacity up to 1200mAh, can last for 10 hours of speaking or continuous 12 hours of work or can be directly powered without time limit; built-in dual antennas, greatly improving signal transmission efficiency, compatible with upgrade programs; equipped with a howling suppression function circuit, built-in 15-unit super-cardioid condenser microphone core, maximum pickup distance up to 2 meters, high-fidelity original sound; supports Chinese and English language interface switching.
(3) Base-type conference unit desktop design, equipped with a 2-inch high-definition night crystal screen, with high brightness, high contrast, wide viewing angle, low power consumption, etc., can display the channel frequency, signal, power, signal strength, etc. of the conference unit; dual switch dual-color indicator light, no mechanical key sound; the conference unit has a charging port, supporting direct power supply or battery charging; standard 2 1.5V batteries, battery capacity up to 1200mAh, can last for 10 hours of speaking or continuous 12 hours of work or can be directly powered without time limit; built-in dual antennas, greatly improving signal transmission efficiency, compatible with upgrade programs; replaceable dual microphone rod built-in 2-unit super-cardioid condenser microphone core, maximum pickup distance up to 1.5 meters, high-fidelity original sound; the unit has an independent volume adjustment knob, flexible placement of the conference unit at the conference site. Diversified conference system, suitable for various sizes of conference occasions;
(4) Handheld microphone unit all-metal dual-tube dual-combination design; dynamic microphone core, equipped with a howling suppression function circuit, a new audio circuit structure, audio signal processing adopts international top high-performance audio processing chip, ultra-low distortion sound processing circuit design, has excellent performance in sound details, strong dynamic tracking ability makes it easy to pick up sound from far and near distances; ultra-strong anti-howling suppression; KTV projects, large and small performance projects, easy installation and debugging.
(5) Microphone type: The conference adopts high-end technology array microphone core, which can pick up sound within a 100CM range, super-cardioid electret;
Handheld adopts dynamic microphone core,
Frequency response: 80Hz～16KHz;
Microphone input impedance: 1KΩ;
Sensitivity: -46 dBV/Pa;
Maximum SPL: 100dB(THD>3%);
Signal-to-noise ratio: >80dB(A);
Crosstalk: >70dB;
Dynamic range: >80dB;
THD: <0.1%;
Maximum power consumption: 4 W;
Headphone load: >16Ω;
Headphone volume: Maximum 40mW;
Headphone interface: 3.5mm mono jack;
Compliance standard: IEC60914;
Power supply: Battery powered, charging port direct power supply;
Display: 2-inch color screen;
Installation method: Desktop;
Wireless frequency range: 5GHz.
Standard configuration: 2pcs 1.5V batteries, battery capacity up to 1200mAh, can last for 10 hours of speech or 12 hours of continuous