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BOYA BY-WM4 Pro Wireless Condenser Microphone

BOYA BY-WM4 Pro Wireless Condenser Microphone

SKU: EJ-C211005-ABS-MOQ1-BOYA-MIC-48766
Excluding Tax |

This has clear recording sound that is compatible with smartphones, DSLR cameras, Consumer Camcorders, PCs, etc. It is light and compact for easy carrying. Easy to use omnidirectional lavalier microphone.


Product Highlights

• Ideal for vlogging, Facebook, podcasts, mobile journalisms and more

• Digital 2.4 GHz frequency band

• Dual-Channel wireless receiver

• Ultracompact and miniature-size for a receiver

• Super-clear recording sound

• Up to 60m (197ft) operation range (without obstacle)

• Monitoring sound by 3.5mm headphone output


  • Technical Specifications

    Specifications Of BY WM4 Pro K1/K2:

    RF Modulation:

    GFSK (Gauss Frequency Shift Keying)

    Frequency band:

    2.4G (2405-2478MHz)

    Frequency response:


    Signal/Noise: 84dB or more

    Signal/Noise: 84dB or more


    0.05% or less (32ohm, 1 KHz, 65 mW output)

    FR output level:


    Earphone output level:

    32hom, 65mW

    Reception sensitivity:

    -90dB+/- 3dB / 0dB=1V/Pa, 1KHz

    Audio input connector:

    3.5mm mini jack

    Operation range:

    50m (164 ft)(without obstacle)

    Power requirement:

    2 * AAA battery(not included)





    Transmitter & Receiver Size:

    4.5 * 7 * 3.5cm/ 1.8 * 2.8 * 1.4in

    Transmitter & Receiver Weight:

    47g/ 1.7oz(without battery)


    Specifications Of BY WM4 Pro K3/K4/K5/K6:

    RF Modulation:

    GFSK (Gauss frequency Shift Keying)

    Frequency band:

    2.4GHz (2405-2478MHz)

    Frequency response:



    84dB or more


    0.05% or less (32Ω,1 KHz,65mW output)

    RF output level:


    Earphone output level:


    Reception sensitivity:

    -90dB +/- 3dB / 0dB=1V/Pa, 1kHz

    Audio input connector:

    3.5mm mini jack

    Operation range:

    60m (197ft) (without obstacle)

    Power requirements:

    BY-WM4 PRO RXD: Supplied by iOS device
    BY-WM4 PRO RXU: Supplied by USB Type-C device


    BY-WM4 PRO RXD: for Apple MFi Certified for Lightning Connector
    BY-WM4 PRO RXU: USB Type-C Connector

    Consumption power:

    Transmitter: 3V/70mA


    Receiver: BY-WM4 PRO RXD: 82×30.7×12mm(3.2×1.2×0.5")
    Transmitter: 45x70x35mm (1.8*2.8*1.4 inches)


    Receiver:BY-WM4 PRO RXD: 12g (0.4oz) Transmitter: 47g (1.7 oz

  • Package Contents

    For Package Contents, please send an email to:


  • Delivery and Warranty Information

    Delivery Times Vary Depending On The Region And The Product Being Shipped.  Times Could Range From 7-30 Days From The Date Your Product was Shipped.  In Some Limited Cases, Products May arrive in 2-3days in Europe & North America.

    If Faster Delivery Times Are Available, Diamond And Platinum Members Will Be Contacted For Additional Shipping Options.

    For EU Citizens, VAT & Taxes will be included where applicable; for all other customers, taxes are included where applicable tax laws apply to your country.


    In remote locations or hard to deliver regions, products can take up to 30-40 days, longer in exceptional cases, where shipping back-ups due to man-made, weather, or natural disasters exist or have occurred; or, during holidays due to high order volumes shipping times could exceed p40 days in these regions (e.g. South America, Africa).


    If an order is processed to an area, region or country that we cannot deliver, an immediate refund will be given along with an email indicating our inability to process your order.


    If you have questions regarding delivery to your location:

                        Please send an email to

    **Indicate in the subject line (Delivery Region Confirmation Query)**

  • Return Information


    To return your product, CLICK the link on the bottom of the home page for the Nomad X CrossBorderStore  and you should receive an email confirmation within 24 hours indicating the return address and receipt of your return application: If this email is not received,

    Please send an email to:

    ** Indicate in the subject line (Product Return) **

    You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable.

    If you receive a refund, it will be for the item cost on your invoice unless membership benefits apply.

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