1. Introdução
Thank you for choosing the Audiovox RCA WHP141B Wireless 900MHz Full-Size Headphones. This manual provides detailed instructions for the proper setup, operation, and maintenance of your new wireless headphones. Designed for comfort and clear audio, these headphones utilize RF (Radio Frequency) technology to deliver sound wirelessly up to 150 feet from the transmitter.
Leia atentamente este manual antes de usar o produto para garantir o melhor desempenho e segurança.
2. Informações de segurança
- Proteção auditiva: Avoid using headphones at high volume levels for extended periods to prevent hearing damage.
- Segurança da bateria: Use only the specified battery type (2 AA batteries). Do not mix old and new batteries, or different types of batteries. Dispose of used batteries responsibly.
- Limpeza: Disconnect the transmitter from the power source before cleaning. Use a soft, dry cloth. Do not use liquid cleaners or aerosol sprays.
- Água e Umidade: Do not expose the headphones or transmitter to water or excessive moisture.
- Ventilação: Ensure adequate ventilation around the transmitter. Do not block ventilation openings.
- Aviso da Proposta 65: Este produto pode conter produtos químicos conhecidos pelo estado da Califórnia por causar câncer e defeitos congênitos ou outros danos reprodutivos.
3. Conteúdo da embalagem
Verifique se todos os itens estão presentes no seu pacote:
- Audiovox RCA WHP141B Wireless Headphones
- Wireless Transmitter / Charging Base
- Adaptador de energia CA
- Audio Connection Cables (e.g., RCA to 3.5mm adapter cable)
- 2 pilhas AA

Image: Complete package contents of the Audiovox RCA WHP141B Wireless Headphones.
4. Configuração
4.1 Configuração do Transmissor
- Conecte a energia: Plug the AC power adapter into the DC IN port on the back of the wireless transmitter. Plug the other end into a standard electrical outlet.
- Conectar fonte de áudio: Connect the audio connection cable from your audio source (e.g., TV, stereo system, computer) to the audio input jacks on the transmitter. Use the appropriate cable for your device (e.g., RCA cables or a 3.5mm adapter).
- Selecione o canal: On the back of the transmitter, select one of the three available channels (1, 2, or 3) using the channel switch. This channel must match the channel selected on your headphones.

Image: Transmitter DC IN port and channel switch.
4.2 Headphone Setup
- Insira as baterias: Open the battery compartment on one of the headphone earcups. Insert two AA batteries, ensuring correct polarity (+/-). Close the compartment securely.
- Ligar: Locate the ON/OFF switch on the right earcup of the headphones. Slide the switch to the "ON" position. A power indicator light should illuminate.
- Selecione o canal: On the right earcup, locate the channel selection switch (CH. 1, 2, 3). Slide the switch to match the channel selected on your transmitter. This ensures proper signal reception.

Image: Headphone ON/OFF switch.

Image: Headphone channel selection switch.
5. Instruções de operação
5.1 Ligar/Desligar
- To turn on the headphones, slide the ON/OFF switch on the right earcup to the "ON" position. The power indicator light will illuminate.
- To turn off the headphones, slide the ON/OFF switch to the "OFF" position. The power indicator light will turn off.
5.2 Controle de volume
- Adjust the volume using the volume control dial or buttons located on the right earcup of the headphones.
- Start with a low volume level and gradually increase it to a comfortable listening level.
5.3 Seleção de Canal
- If you experience interference or static, try changing the channel on both the transmitter and the headphones to a different matching channel (1, 2, or 3).
5.4 Carregando os fones de ouvido
When the headphone batteries are low, the sound quality may degrade or the headphones may stop working. To charge:
- Ensure the transmitter is powered on and connected to its AC adapter.
- Place the headphones onto the charging base, ensuring the charging contacts align. The charging indicator light on the transmitter (if present) or headphones should illuminate to indicate charging.
- Allow sufficient time for the batteries to fully charge before use.

Image: Audiovox RCA WHP141B Wireless Headphones.
6. Manutenção
- Limpeza: Wipe the headphones and transmitter with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents.
- Substituição da bateria: Replace AA batteries in the headphones when they no longer hold a charge or if the power indicator does not light up. Ensure correct polarity.
- Armazenar: When not in use for extended periods, store the headphones and transmitter in a cool, dry place. Remove batteries from the headphones if storing for several months.
7. Solução De Problemas
| Problema | Possível causa | Solução |
|---|---|---|
| Sem som nos fones de ouvido | Os fones de ouvido estão desligados. Baterias fracas ou gastas Transmitter not powered Audio source not playing Seleção de canal incorreta Volume muito baixo | Slide ON/OFF switch to ON Substitua ou recarregue as baterias Ensure transmitter AC adapter is plugged in Verify audio source is playing and connected Match headphone channel to transmitter channel Aumente o volume dos fones de ouvido |
| Qualidade de som estática ou ruim | Interferência de outros dispositivos Headphones too far from transmitter Seleção de canal incorreta Low battery on headphones | Change channel on both headphones and transmitter Aproxime-se do transmissor. Ensure channels match Substitua ou recarregue as baterias |
| Alcance sem fio curto | Obstructions between headphones and transmitter Interferência Bateria fraca | Ensure clear line of sight to transmitter Mude o canal Substitua ou recarregue as baterias |
| Fones de ouvido não carregam | Headphones not properly seated on base Transmitter not powered Baterias com defeito | Adjust headphones on charging base to ensure contact Check transmitter power connection Substituir pilhas |
8. Especificações
| Recurso | Especificação |
|---|---|
| Número do modelo | WHP141B |
| Tecnologia de Conectividade | RF (Radiofrequência) |
| Tecnologia de comunicação sem fio | RF |
| Distância wireless | Até 150 pés (aproximadamente 45 metros) |
| Tipo de fone de ouvido | Over-Ear, Full-Size |
| Controle de Ruído | Isolamento Acústico |
| Fonte de alimentação (fones de ouvido) | 2 pilhas AA (incluídas) |
| Fonte de alimentação (transmissor) | Adaptador de energia CA |
| Tipo de controle | Media Control (Volume, Channel) |
| Material | Plástico |
| Cor | Preto |
| Dimensões do produto | 10 x 6 x 7.5 polegadas (aprox.) |
| Peso do item | 1.89 libras (aprox.) |
9. Garantia e Suporte
For warranty information or technical support, please refer to the documentation included with your purchase or visit the official Audiovox website. Guarde o comprovante de compra para solicitações de garantia.