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Boya BY-M1DM Dual-Mic Lavlaier Microphone



For Smartphones, DSLRs, and Camcorders

Omnidirectional Condenser Microphone

Low-Handling Noise

Includes Lapel Clip

UPC: 6971008020618

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BOYA BY-M1 Overview

The BY-M1 Omnidirectional Lavalier Microphone from BOYA is compatible with smartphones, DSLRs, camcorders, audio recorders Mac and Windows computers, and more. The omnidirectional pickup pattern is equipped with full, 360° coverage and the 20' cable terminates with a 3.5mm TRRS gold-plated mini-jack plug. 

The lavalier microphone is powered by an LR44 battery (included) and is equipped with a switch to turn the battery off or on. When using the microphone with a smartphone toggle the switch off since power is supplied by the smartphone. To operate with a camera, toggle the switch on to use the battery power. A 1/4" adapter, foam windscreen, and microphone clip are also included.

BOYA BY-M1 Specs

Polar Pattern


Frequency Response

65 Hz to 18 kHz

Signal to Noise

74 dB or more

Output Impedance

1000 Ohms or less

Power Requirement

Single LR44 battery

Cable Length

20.0' / 6.1 m


1/8" / 3.5 mm TRRS mini-jack


Not specified by manufacturer


Not specified by manufacturer

Packaging Info

Package Weight

0.25 lb

Box Dimensions (LxWxH)

5.25 x 3.6 x 1.4"


BOYA BY-M1 Omnidirectional Lavalier Microphone

Foam Windscreen

1/4" Adapter

Microphone Clip

Limited 6 Months Warranty