SC-A404U UHF Wireless Conference With 4 Desktop Mic Unit

Engineered for modern conference rooms, large meeting halls, and professional presentation spaces, this robust 4-channel wireless conference system delivers unparalleled audio stability and intelligent management. It combines sophisticated RF technology with user-centric design to ensure seamless communication in the most demanding environments.
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Description
Description:

 

Engineered for modern conference rooms, large meeting halls, and professional presentation spaces, this robust 4-channel wireless conference system delivers unparalleled audio stability and intelligent management. It combines sophisticated RF technology with user-centric design to ensure seamless communication in the most demanding environments.

 

Features:

 

* Dual-Layer Signal Security: Incorporates both Noise-Lock Squelch (NLS) and ID-Lock Squelch (ILS) technologies, creating a robust defense against external RF interference for consistently clear audio transmission.

* Comprehensive System Monitoring: The central unit features a 1.8-inch TFT color display that provides real-time, at-a-glance status of all four wireless microphones, including operating frequency, remaining battery capacity, individual channel volume, channel number, and real-time audio level.

* Secure Operation & Anti-Tamper: A dedicated Panel Lock Function disables front-panel controls once optimal settings are configured, preventing accidental changes and ensuring consistent performance during critical meetings.

* Optimized Wireless Reliability: Utilizes True Diversity Reception with intelligent antenna switching to automatically select the strongest signal path, preventing dropouts. Multiple pre-set, interference-avoidance frequency groups allow for the reliable operation of multiple systems side-by-side, increasing overall system density.

* Extended & Stable Operating Range: Features Dynamic Random ID Coding and specialized long-range circuitry to prevent cross-talk. The system delivers reliable performance at distances of 80-100 meters in open spaces and 50-80 meters in complex, signal-challenging environments.

* Professional Audio Processing Suite: A built-in Digital Feedback Suppressor helps eliminate microphone howl. Four selectable EQ presets are included, with one user-defined mode offering flexible adjustment of a 13-band parametric equalizer for precise acoustic tailoring to any room.

* Simplified Wireless Setup: Employs Wireless Frequency Synchronization Technology for effortless "over-the-air" pairing of microphones to the host. This eliminates the cumbersome process of infrared alignment, speeding up deployment.

* Extensive Connectivity Options: Equipped for versatile integration with 4 high-performance antenna ports, 4 independent balanced XLR outputs, 1 mixed balanced output (XLR), and 1 mixed unbalanced output (6.35mm jack), accommodating a wide range of external audio equipment.

* Efficient Transmitter Management: Each wireless handheld microphone offers selectable High/Low transmission power and a configurable Auto-Shutdown timer. These features allow users to strategically extend battery life based on the specific needs of each event or meeting duration.

Complete System Package: Includes 1 Main Receiver Unit and 4 Wireless Square Handheld Microphones, ready for immediate setup and operation.

Ideal Application Scenario: This system is perfectly suited for corporate boardrooms, government council chambers, university lecture halls, large conference centers, and houses of worship where reliable, high-quality wireless audio for multiple simultaneous speakers is essential for productive discussions and presentations.

 

Technical parameters:

 

Receiver technical parameters

Working frequency

640-690MHz

Channel

4*50 channels adjustable frequency

S/N signal-to-noise ratio

>105dB

T.H.D distortion

<0.5%

Frequency response

50Hz-18KHz (±3dB)

Working power

DC12V/1A

Power Power consumption

6W

Dimensions

480*160*46mm

Weight

1.6KG

Technical parameters of conference unit

Channel

200 channels

2.8-inch TFT color display

displays transmission frequency, channel, battery power, speech timing

Bandwidth

50MH

Channel spacing

250KHz

Frequency stability

±0.005%

Battery used

3.6V/3000mAH lithium-ion battery, can work continuously for 20 hours

Base size

(W*L*H)95*135*55mm

Weight

0.87KG

Square tube microphone rod

230mm

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