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JS-520 UHF Digital Wireless Microphone Preamplifier


● Built-in UHF digital wireless receiver, close range automatic frequency; ● Digital wireless microphone starts up with automatic close-range code-setting, three-level code-setting power can be adjusted in real time, and a new ID code is generated each time it is started up, which effectively adapts to WIFI interference and solves the problem of code-setting difficulty; ● Integrated design of microphone sensor and casing, reliable and durable aluminum-magnesium alloy casing, reserved for external audio, head-mounted or collar clip microphone input 3.5mm audio interface; ● Reliable and durable; ● PPT function, including page turning up and page turning down and pause (black screen) functions, with laser pointer function (red light; Unique one stereo sound source input, one wired microphone input (socket with DC6V polar phase power supply), two sets of stereo line output; ● The machine set wired microphone, wireless microphone tone, volume, independent adjustment.

Category:

Microphone Series

  • Product Description
  • Detailed parameters
    • Commodity name: JS-520 UHF Digital Wireless Microphone Preamplifier
    • Commodity ID: JS-520 UHF 数字无线话筒前级放大器

    ● Built-in UHF digital wireless receiver, close range automatic frequency; ● Digital wireless microphone starts up with automatic close-range code-setting, three-level code-setting power can be adjusted in real time, and a new ID code is generated each time it is started up, which effectively adapts to WIFI interference and solves the problem of code-setting difficulty; ● Integrated design of microphone sensor and casing, reliable and durable aluminum-magnesium alloy casing, reserved for external audio, head-mounted or collar clip microphone input 3.5mm audio interface; ● Reliable and durable; ● PPT function, including page turning up and page turning down and pause (black screen) functions, with laser pointer function (red light; Unique one stereo sound source input, one wired microphone input (socket with DC6V polar phase power supply), two sets of stereo line output; ● The machine set wired microphone, wireless microphone tone, volume, independent adjustment.

    ● Built-in UHF digital wireless receiver, close range automatic frequency;

    ● Digital wireless microphone starts up with automatic close-range code-setting, three-level code-setting power can be adjusted in real time, and a new ID code is generated each time it is started up, which effectively adapts to WIFI interference and solves the problem of code-setting difficulty;

    ● Integrated design of microphone sensor and casing, reliable and durable aluminum-magnesium alloy casing, reserved for external audio, head-mounted or collar clip microphone input 3.5mm audio interface;

    ● Reliable and durable;

    ● PPT function, including page turning up and page turning down and pause (black screen) functions, with laser pointer function (red light; Unique one stereo sound source input, one wired microphone input (socket with DC6V polar phase power supply), two sets of stereo line output;

    ● The machine set wired microphone, wireless microphone tone, volume, independent adjustment.

    Key words:
    • 广州声曼电子
    • 专业音响
    • 会议音响
  • 1. Transmitter

    Modulation mode

      GFSK

    Transmitting frequency

      2400-2483.5MHz

    Transmit power

      10dBm

    Transmission range

    About 20M (depending on the environment)

    Working temperature

    -20 ˜ 75 degrees

    Power consumption

    About 100mA

    Battery charging time

    30 minutes -1 hour

    frequency response

      50Hz-15KHz

    signal-to-noise ratio

      90dB

    Output level

      200mv

    Power Supply

    5V DC power supply

    Microphone size (D×W)

    43 × 23(mm)

    Microphone net weight

      0.045Kg

    Microphone Accessories

    Head lanyard, USB charging cable, charger

     

    2. receiver

    Digital Sampling

      32Bit,48kHz

    voice frequency response

      50-16kHz

    Carrier Frequency

      2.402GHz-2.480GHz

    Modulation mode

    O-QPSK

    Receiving sensitivity

      -98dBm

    Antenna connection

    External whip antenna

    frequency response

    Line input 20Hz-20KHz

    Wired microphone

      50Hz-18KHz

    Microphone Tone Control

    Treble: 10KHz ± 12dB, Bass: 100Hz ± 12dB

    Rated input level

    Wired microphone 15mV (unbalanced), line: 200mV

    Rated output level

    Line 0.775V

    distortion degree

    ≤ 0.3%

    Power

    AC 220V ± 10% /50Hz

    Dimensions (D×W×H)

      230X480X50(mm)

    Net weight

      2.3Kg

Sounord    Professional Audio 

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