BOYA BY-M1S Omnidirectional Lavalier Microphone, 3.5mm Connector, Black

The BOYA BY-M1S is a professional-grade omnidirectional lavalier microphone designed for clear and natural audio capture. Ideal for interviews, presentations, vlogging, and filmmaking, this wired microphone offers versatile compatibility with smartphones, DSLRs, camcorders, audio recorders, and PCs. Its switchable 3.5mm TRRS/TRS connector ensures seamless connectivity across devices, while the 6-meter cable provides ample reach for flexible positioning.

Advantages

With an electret condenser transducer and omnidirectional polar pattern, the BY-M1S captures sound from all directions with exceptional clarity. The wide frequency response (50Hz–20kHz) and high signal-to-noise ratio (>78dB) deliver rich, detailed audio. The included LR44 battery powers the microphone in camera mode for up to 70 hours, while plug-in power supports smartphone use. The compact, clip-on design with a metal clip ensures secure attachment to clothing.

Suitable for

• Journalists and interviewers requiring hands-free recording
• Content creators and vloggers seeking high-quality audio
• Filmmakers and videographers for on-camera or remote audio
• Presenters and lecturers for clear voice amplification

Key specifications

• Microphone type: Lavalier / Clip-on
• Transducer principle: Electret condenser
• Polar pattern: Omnidirectional
• Frequency response: 50Hz–20kHz
• Sensitivity: -30dB ± 3dB (0dB=1V/Pa at 1kHz)
• Signal-to-noise ratio: >78dB
• Output impedance: 600Ω
• Max SPL: 110dB
• Equivalent noise: <25dBA
• Connector: 3.5mm (1/8") TRRS/TRS (switchable)
• Cable length: 6m (20ft)
• Power source: LR44 battery (camera mode) / Plug-in power (smartphone mode)
• Battery life: Approx. 70 hours (with LR44)
• Colour: Black
• Material: Plastic, metal clip
• Included accessories: Foam windscreen, lapel clip, LR44 battery, 3.5mm to 6.35mm adapter, carrying pouch

Recommendations

For best results, use the included foam windscreen outdoors to reduce wind noise. Ensure the LR44 battery is installed when using with cameras that do not provide plug-in power. Compatible with most smartphones, DSLRs, and audio recorders with a 3.5mm input.