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Boya BY‑WM3U Wireless Microphone System

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Description

Boya BY-WM3U Digital True-Wireless Microphone System

Compact Dual Mic System with Charging Case for USB-C, Camera & Smartphone

The Boya BY-WM3U delivers truly wireless, cable-free audio capturing via a clip-on transmitter and compact plug-in receiver. You get stable 2.4 GHz digital transmission and auto-muting features, plus up to 4.5 hours of transmitter runtime and 8 hours for the receiver. The smart charging case handles power and pairing seamlessly—just open the lid to power on and connect. With interchangeable adapters (USB-C, TRS, TRRS), foam and furry windscreens, and support for up to 20 systems operating simultaneously, it’s perfect for mobile creators, vloggers, and on-the-go recording.

Brand: Boya

SKU: N/A

Key Specifications

Feature

Details

Wireless Tech

2.4 GHz digital, up to 20 m (65 ft) line-of-sight

Microphone

Clip-on transmitter with built-in omnidirectional mic

Audio Resolution

16-bit / 48 kHz digital output

Battery Life (TX/RX)

TX: ~4.5 hours, RX: ~8 hours

Charging Case

Built-in 1000 mAh battery; recharges both devices in ~2 hours; powers auto pairing

Adapters Included

USB-C, 3.5 mm TRS, TRRS adapters for universal compatibility

Mute Function

Easily toggleable via power button on transmitter

Pairing Method

Auto-pairs upon opening charging case; no manual setup needed

Multi-system Support

Up to 20 units can operate simultaneously without interference

Weight & Dimensions

TX: ~10 g; RX: ~9.5 g; Charging Case: ~129 g total

Frequency Response

20 Hz – 20 kHz

Signal-to-Noise Ratio

~75–83 dB

Signal Distortion

<0.01% THD

Warranty

1-Year Limited Warranty


In the Box

  • BY-WM3U Clip-on Transmitter

  • USB-C Plug-in Receiver

  • Charging Case (auto-pairing & charging)

  • USB-C to USB-A Charging Cable

  • Wind Protection: Foam & “Deadcat” Fur Covers

  • Adapters: USB-C, TRS, TRRS

  • User Manual / 1-Year Limited Warranty Card