Description
BOYA BY-WM4 Pro-K2
Digital Wireless Microphone
Designed for videographers on a limited budget and video hobbyists, BY-WM4 PRO system is a new generation 2.4 GHz wireless microphone, dual-Channel for capturing audio with dual subjects to your smartphones, tablets, DSLR cameras, consumer camcorders, PCs etc.
It’s a compact and extraordinarily easy-to-use wireless microphone system for recording crisp and clear speech, and interviews. Omnidirectional lavalier mic included is suitable for performers who wish to exhibit freedom of movement in their visual recordings.
Additionally, the system offers a up to 60m (197ft) line-of-sight operation range.
BY-WM4 Pro-K2 consists of one compact body-pack transmitter (TX4 Pro), 2 portable receiver(RX4 Pro), 2 Lavalier/lapel microphone, 2 omni-directional lavalier microphone, 2 3.5mm TRRS audio cable and 2 3.5mm TRS audio cable, which provides immediate out-of-the-box operatability for anyone, making it ideal for video, podcast, and mobile journalism applications.
The receiver is built with 3.5mm mic and 3.5mm headphone output jacks. The body-pack transmitter includes a MIC jack and LINE IN jack.
- For mobile Journalists, Vloggers, YouTubers, Padcasters and more.
- Compatible with most of Audio/Video equipments, such as Smartphone, tablet, DSLR, small recorder, Audio Recorder, PC etc.
- Dual-channel receiver allows working two transmitters at the same time.
- Compact and lightweight bodypack transmitter and receiver
- Electret condenser, omnidirectional lavalier microphone
- With simple gain buttons and a power/pair button, the system is comfortably easy to use.

BY-WM4 Pro-K2
Digital Wireless Microphone
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
Receiver: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
Product Highlights
- Dual-Channel Wireless Receiver
- Digital 2.4 GHz Frequency Brand
- Super-clear recording sound
- Compatible with smartphones,DSLR cameras consumer camcorders,PCs etc.
- Lightweight and compact for easy carrying
- Omnidirectional lavalier microphone
- Standard camera shoe mount and clip included
- Power supplied by two AAA batteries for transmitter and receiver
Why Boya?
QualityManufacturing and shipping around the world from Shenzhen City, near Hong Kong directly to our distributors. We put all our products through our own QC system to ensure you’re getting only the best! | ResearchWith over 200 well-trained staff members & no less than 20 engineers. Everything we produce is a product of strict and thorough R&D. Using many advance techniques and several international standard laboratories | PassionFocusing on what we know! Two major categories of the audio world, Photographic Audio Peripherals and Digital Peripherals. Each of our products contains true passion and know-how for excellent sound, whether you’re recording in the studio or a interviewing on a busy street. | UniversalBuilt for professionals and enthusiasts alike. Boya make a microphone for all applications. Maybe you’re coaching a yoga class, showing off your cooking skills, filming a wedding or even the latest instalment in the Infinite Danger saga – Boya has the right solution for you! |

Reviews
There are no reviews yet.