The Dual-Channel Digital Wireless Microphone System from Relacart is designed for professional users who require dependable audio transmission in demanding environments. By integrating advanced digital signal processing and a true diversity receiving architecture, the system maintains a stable wireless connection even in complex RF environments.
Product Description
The EZD.Mi Series Digital Wireless Microphone System is Relacart's newly upgraded high-performance digital wireless audio solution. Leveraging Relacart's advanced digital wireless technology, it ensures exceptional signal stability for reliable operation. EZD.MI seamlessly combines user-friendly operation with robust core performance, delivering stable and high-definition professional audio.
Equipped with a high-performance processing chip and Relacart's proprietary anti-interference technology, the system achieves a wide frequency response range of 30Hz–20kHz. It produces crystal-clear digital audio with a dynamic range exceeding 100 dB, effectively suppressing environmental noise and circuit noise to eliminate interference. This ensures the output audio remains highly consistent with the original signal, free from tonal deviation or distortion, while further guaranteeing pristine sound quality.
Ideal for diverse scenarios ranging from home entertainment and personal performances to commercial events and conference rooms.
Functional Features
User-Friendly Operation
The system features an intuitive operation logic, allowing users to quickly set up and use it without the need for professional technical assistance. This significantly reduces the complexity of system configuration while catering to needs such as home entertainment and personal performances.
High Compatibility
With an ultra-wide bandwidth of 64MHz—broader than most comparable products on the market—the system supports simultaneous operation of up to 24 compatible units within this spectrum. This enables efficient utilization of frequency resources and provides ample frequency options even for large-scale events, making it easier to avoid interference.
High-Definition Audio
Combining core hardware with anti-interference technology, the system delivers pure and accurate sound reproduction. Equipped with a high-performance processing chip and Relacart's proprietary anti-interference technology, it covers a wide frequency response range of 30Hz–20kHz. This ensures precise capture of vocal details across all ranges, from deep resonances to high-pitched nuances, reproducing transparent and crystal-clear high-fidelity audio.
Stability and Reliability
The system offers an effective operating range of up to 100 meters in open environments. Even in large venues such as conference halls or outdoor performance spaces, it guarantees stable audio transmission without quality degradation or signal loss over long distances.
Strong Anti-Interference Capability
Utilizing Relacart’s digital wireless technology integrated with diversity and anti-interference mechanisms, the system enhances signal stability at the transmission level. It ensures continuous, uninterrupted audio even in complex environments, providing a reliable experience for prolonged events and meetings.
Clear Visual Indicators
The receiver is equipped with multi-color indicators that correspond precisely to the screen colors of the paired transmitters. In multi-device setups or dimly lit environments, users can intuitively and quickly identify and match channel devices, significantly improving operational convenience.
Details
Specifications
Package Contents
Connection diagram
Polar Pattern
Frequency Response
Chassis Specification: 1U Half-Rack receiver chassis,
Reception Method: True Diversity Quad-Channel Reception
Frequency Stability: ±0.005%
Carrier Frequency Range: 470MHz–936MHz
Modulation Method: D-QPSK
Bandwidth: 64MHz (Region-Dependent)
Overall S/N Ratio: >100dB
Total Harmonic Distortion (T.H.D.): <0.1% @1kHz
Frequency Response: 30Hz–20kHz ±1dB
Effective Operating Range: Up to 100m (Open Area)
Power Supply: DC 12V/1A
Dimensions (mm): 410 (L) × 206 (W) × 43 (H)
Antenna Interface: Dual BNC, Supports +12V/150mA Output
Audio Output Interfaces: 6.3mm Unbalanced Audio Output, 2× XLR Balanced Audio Output
Weight: Approx. 2kg
Performance Introduction
Unlike conventional wireless microphone systems, this Dual Channel Wireless Microphone System supports simultaneous operation of two independent channels, allowing users to connect two microphones to a single receiver. This greatly improves operational efficiency for stage performances, presentations, live streaming, and conference applications.
With intelligent signal monitoring and automatic frequency management, the system continuously analyzes surrounding wireless conditions to maintain consistent performance. This ensures minimal signal dropouts and interference, even when multiple wireless devices operate within the same space.
A key advantage of this True Diversity Wireless Microphone System is its advanced antenna diversity technology. Two independent receiving circuits work simultaneously, constantly comparing signal strength from both antennas and automatically selecting the strongest signal.
This process helps eliminate common wireless problems such as:
Signal dropouts
RF interference
Multi-path distortion
Audio instability
As a result, the Dual-Channel True Diversity Wireless Microphone ensures smooth and uninterrupted audio transmission during important performances or presentations.
The system is designed to integrate easily with various professional sound systems. Its versatile output options allow seamless connection with:
Mixing consoles
Power amplifiers
Active speakers
Audio processors
Conference sound systems
This flexibility makes the Digital Wireless Microphone System suitable for both small-scale setups and large professional installations.
In addition, the compact half-rack receiver design makes installation simple in equipment racks, portable audio systems, and fixed AV setups.
Thanks to its reliable transmission and high-quality sound reproduction, the Dual-Channel Wireless Microphone System can be widely used in many professional and commercial scenarios.
Common applications include:
Live stage performances
Conference and meeting rooms
Educational training and lectures
Live streaming and broadcasting
Houses of worship
Karaoke and entertainment venues
Corporate presentations
Event hosting and public speaking
Relacart continues to develop wireless audio solutions that meet the evolving needs of modern audio professionals.
When selecting a Dual-Channel Digital Wireless Microphone System, stability, audio clarity, and ease of use are essential factors. Relacart focuses on delivering professional-grade wireless audio solutions that combine innovative technology with practical usability.
Key advantages include:
Professional digital wireless transmission technology
True diversity reception for stable signals
High dynamic range audio performance
Reliable wireless coverage for large venues
Flexible audio output connections
Durable receiver construction for long-term use
These features make the system an ideal choice for users seeking a reliable True Diversity Wireless Microphone System for professional audio environments.
A Dual-Channel Digital Wireless Microphone System allows two microphones to operate simultaneously through a single receiver. Each microphone uses its own independent wireless channel, enabling multiple speakers or performers to use the system at the same time.
A True Diversity Wireless Microphone System uses two separate antennas and receiving circuits. The receiver constantly compares the signal strength from both antennas and automatically selects the stronger signal to ensure stable audio transmission.
A Digital Wireless Microphone System provides several advantages over traditional analog systems, including:
Higher audio clarity
Better resistance to interference
Wider dynamic range
More consistent signal quality
These benefits make digital systems ideal for professional audio applications.
Yes. A Dual Channel Wireless Microphone System is commonly used in meeting rooms, corporate conferences, and seminars. It allows two speakers to use microphones simultaneously, making discussions and presentations more efficient.
The system can be used in a wide range of environments such as live performances, educational lectures, corporate events, and live streaming setups.
Yes. With balanced XLR outputs and professional wireless transmission technology, this Dual-Channel True Diversity Wireless Microphone integrates easily with professional sound systems used in theaters, event venues, and conference facilities.
Components
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