BOYA BY-W4 4-Channel Wireless Microphone 2.4GHz System 4 People Using(4 Transmitters & 1 Receiver) for Cameras Camcorder

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Ultracompact 2.4GHz Wireless Microphone System

- 2.4GHz wireless microphone system

- Broadcast-quality sound

- Ultracompact & portable

- Compatible with cameras & devices with 3.5mm Jack

- Omnidirection built-in mic for 360° sound pickup

- Real time monitoring available

- Automatic pairing & plug & play

BY-W4 is a wireless microphone system that offers broadcast quality & reliable performance with clear, crisp audio. Featuring four channels, it is perfect for multi-person interviews, live performances, live streaming, conferences, panel discussions, or other events.

4-Channel Wireless System, Remarkably Easy-to-Use

The BY-W4 features a wireless system that allows for up to four microphones to be used simultaneously, making it perfect for group presentations, conferences, or interviews.


Incredible Broadcast-Quality Audio

With a high-quality built-in omnidirectional microphone also an impressive sensitivity of -42dB, the BY-W4 delivers much more clear & detailed audio, ensuring that your voice is heard loud & clear.


Compact & Lightweight

With a weight of fewer than 13 grams, the BY-W4 is portable & convenient to carry around. Whether you're a musician, presenter, or event organizer, it is an excellent choice for capturing also amplifying clear also dynamic audio.


Two 3.5mm Output Cables to Maximize Compatibility & Flexibility

The BY-W4 receiver features two 3.5mm TRRS output cables that work seamlessly with either cameras, smartphones, computers, etc.


Real-time Audio Monitoring

With a 3.5mm TRRS male to dual TRRS female cable, it allows users to fully monitor sound during the recording process at any time.

Packing List

BY-W4 TX Transmitter *4

BY-W4 RX Receiver *1

3.5mm TRRS to TRS Output Cable for Cameras *1

3.5mm TRRS to TRRS Output Cable for Smartphones *1

3.5mm TRRS Male to Dual TRRS Female Cable *1

USB-C Charging Cable *3

Fur Windshield *4

Carrying Pouch *1



Transmission Type 2.4GHz ISM

Modulation GFSK

Poplar Pattern Omnidirectional

Operating Range Up to 30m (without obstacles)

RF Output Power <10mW

Frequency Response 50Hz-16kHz

SNR >78dB

Sensitivity -42dB

Built-in Li-ion Battery Specifications 3.7V/ 110mAh

Charging Port USB-C

Charging Time Approx. 2 hours

Battery Life Approx.7 hours

Weight Approx.12.5g

Dimensions 17.7x59x10mm


Transmission Type 2.4GHz lSM

Modulation GFSK

Operating Range up to 30m (without obstacles)

RF Output Power <10mW

Audio Output 3.5 mm TRRS Output Jack

Built-in Li-ion Battery Specifications 3.7V / 200mAh

Charging Port USB-C

Charging Time Approx. 2 hours

Battery Life Approx.7 hours

Weight Approx.18g

Dimensions 20.2x65×12.8mm


2 Year Warranty

Shipping & Warranty

Shipping Policy

Shipping Address

We currently only provide shipping within Malaysia (Peninsular Malaysia, Sabah and Sarawak.)Please note that, the shipment delivery lead time and self pickup lead time will start on the next working day after your purchase

You can choose to collect your purchases at our Low Yat Plaza, Digital Mall, IOI City Mall & MyTown Shopping Centre outletOnce the order is ready for collection, we will send you an SMS message or email notification or Phone call.* Self Pickup hours will be subjected to change due to public holiday and ALL IT's company events.* Please Inspect purchase item during self pickup, ALL IT will not be liable to any damage or missing item once customer leave the outlet. (except defect cover by warranty). * Self pickup order must be collected within 90 days from the purchase date. Failure to collect the order within the 90days time frame will result in the forfeit of the order and with no refund.

Shipping Time

All orders are delivered through our designated carrier.

For Peninsular Malaysia
It usually takes between 3-5 working days (Monday to Friday) for goods to arrive at your destination. The shipment will be delivered during office hours between 9:00 am to 5:00 pm weekdays only.

For East Malaysia

It usually takes between 5-7 working days (Monday to Friday) for goods to arrive at your destination. The shipment will be delivered during office hours between 9:00 am to 5:00 pm weekdays only.

For Pre-Order

We may not be able to guarantee the estimated shipping date for Pre-Order item. We will ship out the pre-order item, the moment the item arrived.Pre-order may also be delayed subject to processes/approval from Malaysian Customs Department.**Kindly be informed that due to festive season (eg. Christmas, Chinese New Year & Hari Raya), online order received are not guaranteed to arrive on time. The delay maybe due to cut off date set by our courier service provider or overcapacity. ** We shall not be liable to any losses or damages in the event of delay or failure of delivery caused by the courier service provider.Please refer to this link for more information and detail about our Shipping Policy --->


Exchange Policy
ONE-to-ONE Exchange of Products within 14 Days is applicable for Online transactions.

Only certain products with a manufacturer's defect are entitled to a ONE-to-ONE exchange (subject to availability of stock)

Please note that certain products such as: Projectors, Monitors, Software, Tablets, Smartphones, Apple Products, Branded Desktops, Notebooks, Printers and Consumables (eg Ink Cartridges or Toners) are not available for a One-to-One exchange and must be sent to the manufacturer's' service centre for any warranty service.

The ONE-to-ONE Exchange of Products period will be according to the Invoice issued date.

 Warranty Policy
All sales are considered final, no refund will be entitled.

ALL IT’s warranty policy is in accordance with the terms and conditions of its respective suppliers.

ALL IT will provide warranty service for delivery to (and from) the manufacturer’s Service Centre based on supplier/principal’s given period - 3 or 6 months, 1 year, or more than 1 year. For item more than 1 year, we will cover warranty service for 1st year only. After 1st year, warranty handling fee will be charged.

To claim warranty, customer needs to send the product to any of our retail outlets or ALL IT online store office address located at Puchong, Selangor; at his / her own cost. The return of the repaired product to customer will also be at customer own cost. Customer can choose to send and pick-up repaired product at ALL IT outlets to avoid delivery fees.

Physical damage and software issues is not covered under warranty.

Customer can also opt to walk-in to any of our Klang Valley outlets to request for exchange or warranty services. You are required to bring along the invoice for verification purposes. By visiting our outlets direct, it will be faster and easier as our technicians can test the product on the spot. Our outlets location:

Products warranty period will be according to the Invoice issued date.

Please refer to this link for more information and detail about our exchange Policy and Warranty Policy page


 Manufacturer's Warranty
Some of the goods advertised on this ALL IT’s website come with a manufacturer's warranty. You should directly contact the manufacturer or service centre for details relating to the available manufacturer's warranty (if any)

Many of our products come with a guarantee or warranty from the manufacturer. By approaching brand’s authorized service centre, the warranty process can be expedited.