Boya By-WM4 Pro Wireless Microphone

$150.00 $185.00
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Many in stock
RF Modulation:    GFSK   Gauss frequency Shift Keying)   
Frequency band:    2.4GHz  (2405-2478MHz)   
Frequency response:    35Hz-14KHz±3dB   
Signal/Noise:    84dB or more   
Distortion:    0.05% or less (32Ω,1 KHz,65mW output)   
RF output level:    3mW   
Earphone   output level:    32Ω,65mW   
Reception   sensitivity:    -90dB   +/- 3dB / 0dB=1V/Pa, 1kHz   
Audio   input connector:    3.5mm mini jack   
Operation range:    60m (197ft) (without obstacle)   
Power requirements:    3V DC (Two AAA size batteries)   
Consumption power:    Transmitter:   3V/70mA   
Dimensions:    Receiver:   45x70x35mm (1.8*2.8*1.4 inches)   
Transmitter:   45x70x35mm (1.8*2.8*1.4 inches)   
Weight:    Receiver:   47g (1.7 oz)   
Transmitter:   47g (1.7 oz)   

Shipping Policy

We can ship to all over Lebanon, Through our delivery drivers for Beirut district, and by Libanpost for outside Beirut district orders.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the product options you chose. Depending on the shipping provider, shipping date would be provided when contacting us through our phone numbers provided in the Contact us section.

Please also note that the shipping rates for many items we sell are location based.

Refund Policy

We have a 3-day return policy, which means you have 3 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging unsealed You’ll also need the receipt or proof of purchase.

To start a return, you can contact us at If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at

Damages and issues Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items

Certain types of items cannot be returned, like perishable goods (such as headest ,earphone,network card wifi routers ), custom products (such as special orders or personalized items), and pre ordered goods ). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on sale items or gift cards.


The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.


We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

Boya By-WM4 Pro Wireless Microphone
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