1. Introducció
Thank you for choosing the BOYA BY-M1V2 Wireless Lavalier Microphone System. This ultracompact and easy-to-use 2.4GHz wireless microphone system is designed to provide high-quality audio for a variety of applications, including video recording, vlogging, live streaming, and interviews. It supports up to two people recording simultaneously, making it ideal for content creators using cameras, DSLRs, smartphones, tablets, and camcorders.
Please read this manual carefully before operating the product to ensure proper use and to maximize its performance. Keep this manual for future reference.
2. Contingut del paquet
The BOYA BY-M1V2 system includes the following items:
- 2 × BY-M1V-TX Transmitters
- 1 × BY-M1V-RX Receiver
- 1 × 3.5mm TRS to TRS Output Cable for Cameras
- 1 × 3.5mm TRS to TRRS Output Cable for Smartphones
- 3 × Cables de càrrega USB-C
- 2 × Fur Windshields
- 1 × Bossa de transport

Figure 2.1: All components included in the BY-M1V2 package.
3. Components del producte
Familiarize yourself with the various parts of the BY-M1V2 system:
BY-M1V-RX Receiver
- Port de càrrega USB-C: Per carregar el receptor.
- Sortida d'auriculars de 3.5 mm: Per a la monitorització d'àudio en temps real.
- Indicador d'estat: Mostra l'estat d'energia, emparellament i càrrega.
- 3.5mm TRS Line Output: Connects to cameras, smartphones, or other recording devices.
- Commutador mono/estèreo: Alterna entre els modes de sortida mono i estèreo.
- Power/Pair Button: Powers the unit on/off and initiates pairing.
- Clip de cinturó: For attaching the receiver to clothing or camera hot shoe.
BY-M1V-TX Transmitter
- Port de càrrega USB-C: Per carregar el transmissor.
- Noise Cancellation Button (NR): Activates/deactivates noise reduction.
- Indicador d'estat: Mostra l'estat d'energia, emparellament i càrrega.
- 3.5mm Mic In Jack: For connecting an external lavalier microphone (not included).
- Built-in Omnidirectional Mic: Captures audio directly.
- Gain Control (+/- buttons): Adjusts microphone input level (7 levels).
- Power/Mute/Pair Button: Powers the unit on/off, mutes/unmutes, and initiates pairing.
- Clip de cinturó: Per fixar el transmissor a la roba.

Figura 3.1: Detallada view of the receiver and transmitter components.
4. Guia de configuració
4.1 Càrrega dels dispositius
Before first use, fully charge the transmitter(s) and receiver.
- Connect the supplied USB-C charging cables to the USB-C ports on the transmitter(s) and receiver.
- Plug the other end of the cables into a USB power adapter (5V/1A recommended).
- The status indicator will show charging status (e.g., solid red while charging, off when fully charged).
- A full charge takes approximately 1.5 hours and provides up to 6 hours of working time.

Figure 4.1: Compact design and battery life information.
4.2 Emparellament del transmissor i el receptor
The units are pre-paired at the factory. If they lose connection or you are pairing new units:
- Power on both the transmitter(s) and the receiver by pressing and holding their respective Power/Pair buttons.
- The status indicators will blink slowly, indicating they are searching for each other.
- Once successfully paired, the status indicators on both units will turn solid blue.
4.3 Connexió al dispositiu
The BY-M1V2 system offers wide compatibility:
- For Cameras/DSLRs/Camcorders: Use the supplied 3.5mm TRS to TRS output cable. Connect one end to the receiver's 3.5mm TRS Line Output and the other end to your camera's microphone input.
- Per a telèfons intel·ligents/tauletes: Use the supplied 3.5mm TRS to TRRS output cable. Connect the TRS end to the receiver's 3.5mm TRS Line Output and the TRRS end to your smartphone's 3.5mm headphone/microphone jack. For devices without a 3.5mm jack (e.g., newer iPhones, USB-C Android phones), a suitable adapter (sold separately) will be required.

Figure 4.2: Connectivity options for different recording devices.
5. Instruccions de funcionament
5.1 Encès/Apagat
- Encès: Press and hold the Power/Pair button on both the transmitter(s) and receiver until the status indicator lights up.
- Apagar: Press and hold the Power/Pair button on both the transmitter(s) and receiver until the status indicator turns off.
5.2 Ajust de guany
The transmitter features 7 levels of gain adjustment to optimize audio input levels and prevent distortion.
- Utilitza el + i - buttons on the side of the transmitter to increase or decrease the gain level.
- Adjust the gain while monitoring your audio to achieve clear sound without clipping.

Figure 5.1: Gain adjustment controls on the transmitter.
5.3 Noise Cancellation (NR)
The transmitter includes a noise cancellation feature to reduce ambient background noise.
- Premeu el botó NR button on the side of the transmitter to activate noise cancellation. The status indicator may change color to confirm activation.
- Premeu el botó NR button again to deactivate it.
- Use this feature in noisy environments to improve vocal clarity.

Figure 5.2: Noise cancellation feature.
5.4 Funció de silenci
Temporarily mute the microphone output without turning off the device.
- Premeu breument Power/Mute/Pair button on the transmitter to mute the microphone. The status indicator will change (e.g., blink slowly or turn red) to indicate mute status.
- Short press the button again to unmute.
5.5 Monitorització en temps real
Monitor your audio in real-time to ensure optimal recording quality.
- Plug headphones into the 3.5mm Headphone Output jack on the receiver.
- Listen to the audio as it is being recorded to check for levels, clarity, and any interference.

Figure 5.3: Real-time audio monitoring setup.
5.6 Mono/Stereo Output
Choose between mono and stereo output modes based on your recording needs.
- Utilitza el Commutador mono / estèreo on the receiver to select the desired output mode.
- Mono: Combines both transmitter audio channels into a single output.
- Estèreo: Separates the audio from each transmitter into left and right channels, allowing for individual post-production control.
5.7 Wireless Transmission Range
The BY-M1V2 system provides a stable wireless signal transmission up to 60 meters (196 feet) in open, obstacle-free environments.

Figure 5.4: Wireless transmission range.
6. Manteniment i cura
- Mantingueu el dispositiu sec. No l'exposeu a l'aigua ni a una humitat excessiva.
- No desmunteu el dispositiu. Les reparacions només les ha de realitzar personal de servei autoritzat.
- Store the device in a cool, dry place away from direct sunlight and corrosive materials.
- Netegeu el dispositiu amb un drap suau i sec. No utilitzeu productes químics agressius ni netejadors abrasius.
- Regularly charge the batteries, even if not in use, to maintain battery health.
7. Solució De Problemes
If you encounter issues with your BY-M1V2 system, refer to the table below for common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| No sound or low sound level | Incorrect cable connection; low gain setting; device not paired; receiver not connected to recording device. | Ensure correct TRS/TRRS cable is used and fully inserted. Increase gain on transmitter. Re-pair transmitter and receiver. Connect receiver to camera/smartphone. |
| Audio clipping or distortion | Gain setting too high. | Decrease gain on the transmitter using the '-' button. |
| Interferències o soroll estàtic | Environmental interference; distance too far; noise cancellation off. | Move away from strong electromagnetic sources. Reduce distance between TX and RX. Activate noise cancellation (NR button). |
| Durada de la bateria curta | Bateria no completament carregada; bateria antiga. | Ensure devices are fully charged before use. Battery life may degrade over time. |
| Cannot hear playback on iPhone when receiver is connected | iPhone audio output is routed through the connected receiver. | This is normal behavior. Disconnect the receiver to hear playback through iPhone speakers, or use headphones connected to the receiver for monitoring. |
8. Especificacions tècniques
| Característica | Especificació |
|---|---|
| Marca | BOYA |
| Número de model | BY-M1V2 |
| Tecnologia de connectivitat | 2.4 GHz sense fils |
| Nombre de canals | 2 |
| Patró polar | Omnidirectional (Built-in Mic) |
| Ràtio senyal / soroll | 80 dB |
| Sensibilitat d'àudio | 30 dB |
| Interval de transmissió sense fil | Fins a 60 metres (196 peus) sense obstacles |
| Tipus de bateria | Ió de liti |
| Temps de treball | Approx. 6 hours (TX & RX) |
| Temps de càrrega | Aprox. 1.5 hores |
| Pes de l'article | 8.1 unces (paquet total) |
| Dimensions (each unit) | 40.2 x 39.8 x 18.6 mm (aprox.) |
| Dispositius compatibles | Camcorder, Camera, DSLR, Personal Computer, Smartphone |
9. Garantia i Suport
BOYA products are designed for reliability and performance. For warranty information and technical support, please refer to the official BOYA weblloc web o poseu-vos en contacte amb el vostre distribuïdor local.
You can also find the official User Manual PDF for this product aquí.
For further assistance, please contact BOYA customer service through their official channels.





