BOYA BY-WM4 PRO

BOYA WM4 PRO-K2 2.4GHz Wireless Lavalier Microphone System User Manual

Brand: BOYA | Model: BY-WM4 PRO

1. Finitaview

The BOYA WM4 PRO-K2 is a compact and easy-to-use 2.4 GHz wireless lavalier microphone system designed for clear sound recording. It features two omnidirectional lavalier transmitters and one receiver, making it ideal for interviews, audio recording, video recording, and vlogging. The system supports real-time sound monitoring and offers an operation range of up to 50 meters (164 feet) without obstacles. It is compatible with a wide range of devices including smartphones, DSLR cameras, consumer camcorders, and PCs.

BOYA WM4 PRO-K2 Wireless Lavalier Microphone System with two transmitters and one receiver

Image 1.1: The BOYA WM4 PRO-K2 system components, including two transmitters, one receiver, and a lavalier microphone.

2. Contenuto della confezione

The BOYA WM4 PRO-K2 system includes the following items:

  • 2 x BY-WM4 PRO Transmitters (TX)
  • 1 x BY-WM4 PRO Receiver (RX)
  • 2 microfoni a bavero
  • 1 x 3.5mm to TRS Audio Output Cable
  • 1 x 3.5mm to TRRS Audio Output Cable
  • 1 x supporto per slitta fredda
  • 1 custodia rigida
  • 2 x parabrezza in schiuma
  • 2 parabrezza pelosi
  • Cavo di ricarica 1 x USB-C
  • 1 x adattatore da USB-C a USB-A
  • Scheda di garanzia
All components of the BOYA WM4 PRO-K2 Wireless Lavalier Microphone System laid out

Image 2.1: All items included in the BOYA WM4 PRO-K2 package.

3. Impostazione

  1. Installa le batterie: Insert two AAA batteries into each transmitter and the receiver.
  2. Collegare i microfoni: Plug the lapel microphones into the 'LINE IN' port on the transmitters.
  3. Attach Receiver to Device:
    • For DSLR cameras/camcorders: Use the 3.5mm to TRS audio output cable. Attach the receiver to your camera's hot shoe using the cold shoe mount.
    • For smartphones/PCs: Use the 3.5mm to TRRS audio output cable.
  4. Accensione: Turn on both transmitters and the receiver. The units are pre-paired from the factory. If re-pairing is needed, refer to the 'Operating Instructions' section.
BOYA WM4 PRO-K2 receiver connected to a smartphone on a tripod

Image 3.1: The receiver unit connected to a smartphone for recording.

Video 3.1: An official product video demonstrating the BOYA Wireless Microphone system setup and usage.

4. Istruzioni per l'uso

  • Abbinamento: The units are factory-paired. If re-pairing is necessary, ensure both transmitter(s) and receiver are powered on. Press and hold the 'Pair' button on both units until the indicator lights show a stable connection.
  • Posizionamento: Clip the transmitter(s) to your clothing, close to the sound source, for optimal audio capture.
  • Monitoraggio: The receiver supports real-time sound monitoring via its headphone jack. Connect headphones to monitor audio quality during recording.
  • Allineare: The system operates effectively up to 50 meters (164 feet) in open, obstacle-free environments. Performance may vary in areas with interference or physical obstructions.
  • Ricarica durante la registrazione: The receiver features a pass-through charging port, allowing you to charge your smartphone or recording device while the microphone system is in use.
Close-up of BOYA WM4 PRO-K2 receiver and transmitter showing ports

Immagine 4.1: Primo piano view of the receiver and transmitter ports, including line-in/out and charging ports.

5. Manutenzione

  • Pulizia: Utilizzare un panno morbido e asciutto per pulire le unità. Evitare l'uso di prodotti chimici aggressivi o materiali abrasivi.
  • Magazzinaggio: Store the microphone system in its hard case when not in use to protect it from dust, moisture, and physical damage.
  • Sostituzione della batteria: Replace AAA batteries as needed. Ensure correct polarity when inserting new batteries.
  • Cura del parabrezza: Regularly clean or replace foam and furry windscreens to maintain optimal audio quality and prevent debris accumulation.

6. Risoluzione Dei Problemi

  • Nessun suono/Audio scadente:
    • Ensure all units are powered on and properly paired.
    • Check battery levels in both transmitters and receiver.
    • Verify that the correct audio output cable (TRS for cameras, TRRS for smartphones) is used and securely connected.
    • Confirm that the microphone is properly plugged into the transmitter.
    • Adjust the recording level on your recording device.
  • Interferenze/Interruzioni:
    • Ridurre la distanza tra trasmettitore e ricevitore.
    • Avoid areas with strong electromagnetic interference (e.g., Wi-Fi routers, microwaves).
    • Ensure there are no large physical obstructions between the transmitter and receiver.
  • Unità non abbinate:
    • Power cycle all units (turn off, then on again).
    • Perform a manual re-pairing process as described in 'Operating Instructions'.

7. Specifiche

CaratteristicaSpecificazione
MarcaRAGAZZO
Numero di modelloBY-WM4 PRO
Tecnologia di connettivitàWireless a 2.4 GHz
Fattore di forma del microfonoLavalier
Modello polareOmnidirezionale
Numero di canali2
Gamma di funzionamentoUp to 50m (164ft) without obstacle
Fonte di alimentazioneBattery Powered (2 AA batteries required per unit)
Signal-to-Noise Ratio84 dB
Sensibilità Audio90 decibel
Risposta in frequenza14KHz
Dimensioni dell'articolo L x P x A6.3 x 5.91 x 1.57 pollici
Peso dell'articolo10.2 once (290 grammi)
Dispositivi compatibiliCamera, Smartphone, Camcorder, PC
Tipo di connettore3.5 mm Jack

8. Garanzia e supporto

BOYA offers a 12-month product warranty and post-sales service. If you are not satisfied with your product or encounter any issues, please contact BOYA customer support for assistance.