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BOYA BY-WM4 Pro Wireless Lavalier Microphone 2.4G for Smartphone and DSLR


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Product details

Designed for videographers on a limited budget and video hobbyists, BOYA 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 which to exhibit freedom of movement in their visual recordings. Additionally, the system offers up to 60m (197ft) line-of-sight operation range.

BOYA BY-WM4 Pro-K1 consists of one compact body-pack transmitter (TX4 Pro), a portable receiver(RX4 Pro), a Lavalier/lapel microphone, an omnidirectional lavalier microphone, a 3.5mm TRRS audio cable, and a 3.5mm TRS audio cable, which provides immediate out-of-the-box operability for anyone, making it ideal for video, podcast, and mobile journalism applications.

With simple gain buttons and a power/pair button, the system is comfortably easy to use.
Electret condenser, omnidirectional lavalier microphone

The receiver is built with a 3.5mm mic and 3.5mm headphone output jacks. The bodypack transmitter includes a MIC jack and LINE IN jack.
For mobile Journalists, Vloggers, YouTubers, Podcasters, and more.
Compatible with most Audio/Video equipment, such as smartphones, tablets, DSLR, Audio Recorder,PC
A dual-channel receiver allows working two transmitters at the same time.
Compact and lightweight bodypack transmitter and receiver


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)

Package included :

1 x Transmitter

1 x Receiver

1 x Lavalier microphone

1 x 3.5mm to TRS audio output cable

1 x 3.5mm to TRRS audio output cable

1 x Cold-shoe mount

1 x Hard case

2 x Belt clip

1 x User guide


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