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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;

Category:

Microphone, conference system

  • Product Description
  • Detailed parameters
    • Commodity name: JS-520 UHF Digital Wireless Microphone Preamplifier
    • Commodity ID: 1108417172377063424

    ● 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;

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

    The digital wireless microphone starts up with automatic close-range code matching, and the power of the three-level code matching is adjustable in real time. A new ID code is generated each time it is started up, which effectively adapts to WIFI interference and solves the problem of code matching;

    Microphone sensor and casing integrated design, the use of aluminum-magnesium alloy shell is reliable and durable, reserved for external audio, head or collar clip microphone input 3.5mm audio interface;
    Reliable and durable;

    It has PPT function, including page turning up and page turning down and pause (black screen) function, with laser pointer function (red light; It is unique to have one stereo sound source input, one wired microphone input (socket with DC6V polar phase power supply) and 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
    • 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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