BOYA BYM1

BOYA BY-M1 Lavalier Microphone User Manual

Model: BYM1

1. Introduction

The BOYA BY-M1 is an omnidirectional lavalier microphone designed for a wide range of devices including smartphones, DSLR cameras, camcorders, audio recorders, and PCs. It is ideal for video recording, interviews, presentations, and general audio capture. Featuring an omni-directional pickup pattern, it captures sound from all directions, providing comprehensive 360-degree coverage. The microphone includes a 6-meter (20-foot) cable with a 3.5mm 4-pole gold plug for versatile connectivity. It operates with a switch to select between 'Smartphone' mode (OFF) and 'Camera' mode (ON) for optimal performance with different devices.

2. Package Contents

Please check the package to ensure all items are present:

  • BOYA BY-M1 Omnidirectional Lavalier Condenser Microphone
  • Lapel Clip
  • Foam Windscreen
  • 1/4" Adapter
  • LR44 Battery
  • English User's Manual
BOYA BY-M1 microphone and accessories laid out
Image: Contents of the BOYA BY-M1 package, including the microphone, clip, windscreen, adapter, and battery.

3. Product Features

  • Clip-on microphone design for hands-free use.
  • Omni-directional condenser microphone for 360° sound pickup.
  • High-quality condenser element suitable for video recording.
  • Low handling noise for clear audio.
  • Compatible with smartphones, DSLR cameras, camcorders, audio recorders, and PCs.
  • Integrated 6-meter (20-foot) audio cable for extended reach.
  • 3.5mm 4-pole gold plug for reliable connection.
BOYA BY-M1 Lavalier Microphone with long cable and 3.5mm plug
Image: The BOYA BY-M1 microphone, showcasing its compact design, long cable, and 3.5mm connector.
Diagram showing microphone components: premium metal mesh, durable metal clip, and 6-meter audio cable
Image: Detailed view of the microphone's components, highlighting the premium metal mesh, durable metal clip, and the extensive 6-meter audio cable.

4. Setup and Connection

4.1 Battery Installation

The microphone requires one LR44 battery for operation when used with cameras, camcorders, audio recorders, or PCs. The battery is pre-installed or included in the package.

  1. Unscrew the two parts of the control module to reveal the battery compartment.
  2. Insert the LR44 battery with the positive (+) side facing upwards.
  3. Screw the two parts back together securely.

4.2 Connecting to Devices

The BOYA BY-M1 features a switch on its control module to optimize performance for different device types.

Close-up of the BOYA BY-M1 microphone's control module showing the ON/OFF/Smartphone switch and 1/4 inch adapter
Image: Close-up of the microphone's control module, illustrating the switch and the 1/4" adapter.

4.2.1 For Smartphones (iOS/Android)

When using the microphone with a smartphone, the battery is not required, and the microphone draws power directly from the device.

  • Slide the ON/OFF switch on the control module to the OFF/Smartphone position.
  • Plug the 3.5mm TRRS connector into your smartphone's headphone/microphone jack.
  • Ensure your recording application is set to use the external microphone.
Person connecting BOYA BY-M1 microphone to a smartphone, showing the switch set to OFF/Smartphone
Image: A user connecting the BOYA BY-M1 to a smartphone, with the switch correctly positioned for smartphone use.

4.2.2 For DSLR Cameras, Camcorders, Audio Recorders, PC

When using the microphone with these devices, the internal LR44 battery powers the microphone.

  • Slide the ON/OFF switch on the control module to the ON position.
  • Plug the 3.5mm TRS connector into your device's microphone input jack.
  • If your device has a 1/4" input, use the included 1/4" adapter.
Close-up of the 3.5mm gold plug and the 1/4 inch adapter for the BOYA BY-M1 microphone
Image: The 3.5mm gold plug and the included 1/4" adapter, demonstrating connection versatility.

5. Operating Instructions

Once connected, the BOYA BY-M1 is ready for use. For optimal audio quality, consider the following:

  • Placement: Clip the microphone to your clothing, ideally about 6-8 inches (15-20 cm) from your mouth, to capture clear voice.
  • Windscreen: Always use the foam windscreen to reduce plosives (harsh 'p' and 'b' sounds) and minimize wind noise, especially outdoors.
  • Cable Management: The 6-meter cable provides flexibility. Ensure it is routed safely to avoid tripping hazards or accidental disconnections.
  • Monitoring: If your recording device allows, monitor the audio with headphones during recording to ensure proper levels and sound quality.
Person wearing the BOYA BY-M1 lavalier microphone clipped to their shirt while recording with a smartphone on a tripod
Image: A user demonstrating proper placement of the lavalier microphone while recording with a smartphone.
Three different individuals using the BOYA BY-M1 lavalier microphone for various recording scenarios
Image: Examples of the BOYA BY-M1 microphone being used in different recording environments, highlighting its versatility.

6. Maintenance

Proper maintenance ensures the longevity and optimal performance of your microphone.

  • Cleaning: Use a soft, dry cloth to clean the microphone body and cable. Do not use liquid cleaners or solvents.
  • Windscreen: The foam windscreen can be gently washed with mild soap and water, then air-dried completely before reattaching. Replace if it becomes torn or loses its shape.
  • Storage: Store the microphone in a cool, dry place, away from direct sunlight and extreme temperatures. Coil the cable loosely to prevent kinks or damage.
  • Battery: If the microphone will not be used for an extended period, remove the LR44 battery to prevent leakage and potential damage to the control module.
BOYA BY-M1 microphone head with two foam windscreens
Image: The microphone head shown with two foam windscreens, indicating they are replaceable components for maintenance.

7. Troubleshooting

If you encounter issues with your BOYA BY-M1 microphone, refer to the following common problems and solutions:

  • No Sound / Low Sound:
    • Check Switch Position: Ensure the switch on the control module is in the correct position for your device (OFF/Smartphone for smartphones, ON for cameras/PCs).
    • Battery: If using with a camera/PC, check if the LR44 battery is installed correctly and has sufficient charge. Replace if necessary.
    • Connection: Verify the 3.5mm plug is fully inserted into the device's microphone jack.
    • Device Settings: Check your device's audio input settings to ensure the external microphone is selected and input levels are not muted or too low.
  • Poor Sound Quality / Static / Hum:
    • Switch Position: Incorrect switch position can lead to poor audio. Double-check it.
    • Interference: Keep the microphone and cable away from strong electromagnetic fields (e.g., power cables, Wi-Fi routers).
    • Cable Damage: Inspect the cable for any visible damage or kinks.
    • Windscreen: Ensure the foam windscreen is properly installed to reduce wind noise and plosives.
    • Battery (for Camera/PC): A low battery can sometimes cause distorted audio. Replace the LR44 battery.
  • Microphone Not Recognized by PC:
    • Switch Position: Ensure the switch is in the ON position.
    • Input Jack: Ensure you are plugging into the microphone input (often pink or marked with a microphone icon), not a headphone output.
    • Drivers: Ensure your computer's audio drivers are up to date.

8. Specifications

SpecificationValue
Transducer TypeElectret Condenser
Polar PatternOmni-directional
Frequency Range65Hz ~ 18KHz
Signal / Noise74dB SPL
Sensitivity-30dB +/-3dB / 0dB=1V/Pa, 1kHz
Output Impedance1000 Ohm or less
Output Connection3.5mm (1/8") 4-pole gold plug
Battery TypeLR44
Audio Cable Length6 meters (20 feet)
Item Weight3.52 ounces
Model NumberBYM1

9. Warranty and Support

BOYA products are designed and manufactured to the highest quality standards. For warranty information and technical support, please refer to the official BOYA website or contact your local distributor. Keep your purchase receipt as proof of purchase for warranty claims.

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