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  • Wireless Quad Channel UHF System With 4 Microphone
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Wireless Quad Channel UHF System With 4 Microphone

    MT142

    Product Features:

    Conference System Host

    • Controlled by a microcomputer CPU for advanced functions such as frequency selection, display, volume adjustment, frequency data processing, and automatic channel lock, enabling features not easily achieved by traditional systems.

    • Equipped with an anti-electromagnetic interference circuit and low-delay design to eliminate all kinds of unwanted electromagnetic interference.

    • LED screen for intuitive operation; all functions are displayed clearly on the LCD screen for easy system setup and monitoring.

    • UHF (Ultra High Frequency) transmission, operating at 640MHz–690MHz, customizable according to national frequency allocation standards to adapt to use in various countries and regions.

    • Built-in 20 preset frequency groups, 2×100 tunable frequency points, PLL phase-locked loop design, with an automatic clean channel search function to minimize interference.

    • Electronic volume control with adjustable gain from 0dB to +20dB for each channel.

    • Infrared automatic synchronization function: 4 independent IR frequency docking buttons allow one-touch frequency alignment, simplifying complex setup operations.

    • Equipped with 4 standard BNC antennas; supports optional extended anti-interference antennas to bypass wireless shielding caused by metal cabinets.

    • Enhanced receiver circuit design ensures more stable signal reception.

    • Compatible with antenna distribution systems to achieve wider wireless signal coverage within the venue.

    • Constructed with a high-quality IU metal chassis and aluminum alloy front panel, providing durability, aesthetics, and effective harmonic radiation isolation.


    Microphone Unit

    • Minimalist structural design with adjustable pitch angle, ensuring ergonomic comfort and modern aesthetics; stable and high-end appearance.

    • Special cardioid condenser capsule ensures clear, bright, and natural sound quality.

    • Gooseneck design with 6 indicator dots; red light ring illuminates during operation.

    • Metal panel with built-in antenna; includes status lights (red ring and button light) for microphone working state indication.

    • LCD display showing microphone frequency, channel, power level, open/mute status; interface is clear and user-friendly.

    • Built-in speech timing function: microphone automatically starts timing when opened and stops when closed.

    • Anti-electromagnetic interference circuit minimizes interference from mobile phones and other electronics.

    • Wireless UHF transmission of both audio and control signals; effective communication distance: 50m indoors / 90m outdoors.

    • Built-in rechargeable lithium battery, supports charging while in use.

    • Ultra-low power consumption design, ensuring ≥8 hours of continuous operation per charge.


    Technical Parameters:

    Conference System Host

    Carrier Frequency: 640MHz–690MHz

    S/N Ratio: >90dB

    T.H.D: <0.5% (1KHz)

    Frequency Response: 30Hz–18KHz

    Sensitivity: <-105dBm @20dB SINAD

    Modulation Mode: UHF

    Transmission Delay: <5ms

    Wireless Interface: BNC / 50Ω

    Power Interface: 5.5mm DC Plug

    Audio Output: 4-way XLR balanced socket, 4-way 6.3mm unbalanced socket

    Dimensions: 482 × 45 × 210mm (L×W×H)

    Net Weight: 2.4Kg


    Microphone Unit

    Frequency Response: 90Hz–17KHz

    Transmit Power: <10mW

    Max SPL: 120dB @1% T.H.D (1KHz)

    Sensitivity: -32dBv (25mAh)

    Type: Cardioid Condenser

    Modulation Mode: UHF

    Battery Capacity: Built-in lithium battery 2000mAh

    Carrier Frequency: 640MHz–690MHz

    Power Interface: 3.5mm DC Plug

    Shell Material: Aluminum alloy + ABS

    Dimensions: Base: 138 × 99 × 60mm; Pole: 380mm

    Net Weight: 650g



    MT142

    Corporate Advantages

    • Source Factory

      Source Factory

      16 years of focus on conference system R&D and production factory, following international standards.

    • OEM/ODM

      OEM/ODM

      OEM and ODM customized services to meet individual needs.

    • Self-developed Stack

      Self-developed Stack

      Strong R&D capabilities, continuous optimization and iteration, based on superb.

    • Core Intellectual Property

      Core Intellectual Property

      50 patents and more than 200 intellectual property rights.

    • Service and Support

      Service and Support

      1 year comprehensive warranty, providing responsive support to ensure customer satisfaction.

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    Honors and Certifications

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