Introdução
Welcome to the Bose QuietComfort Ultra Earbuds (2nd Gen) instruction manual. These earbuds are designed to provide a personalized premium audio experience with world-class noise cancellation and immersive sound. This guide will help you set up, operate, and maintain your earbuds to ensure optimal performance.
O que está incluído
Your Bose QuietComfort Ultra Earbuds package includes the following items:
- Bose QuietComfort Ultra Earbuds (2nd Gen) (main unit)
- 3 pairs of ear tips (sizes S, M, L)
- Cabo
- 3 pairs of stability bands
- Ficha de segurança
- Estojo de carregamento sem fio

Image: The Bose QuietComfort Ultra Earbuds and their charging case being held, illustrating the compact design and included components.
Configurar
1. Choosing the Right Fit
For optimal sound quality and noise cancellation, it is crucial to select the correct ear tips and stability bands. Experiment with the different sizes (S, M, L) to find the combination that provides a secure and comfortable seal in your ear canal.
- Insira o fone de ouvido delicadamente no ouvido.
- Twist it slightly forward until the stability band tucks under your ear ridge.
- The fit should feel snug and comfortable, creating a good seal.
2. Emparelhamento inicial
To connect your earbuds to a device for the first time:
- Abra o estojo de carregamento. Os fones de ouvido entrarão automaticamente no modo de emparelhamento.
- No seu dispositivo (smartphone, tablet, etc.), acesse as configurações de Bluetooth.
- Select "Bose QC Ultra Earbuds" from the list of available devices.
- Once connected, you will hear an audio prompt confirming the connection.

Image: A woman wearing the Bose QuietComfort Ultra Earbuds, demonstrating a comfortable and secure fit for personalized sound.
3. Bose App Download
Download the Bose Music app for full control over your earbuds' features, including CustomTune technology, noise cancellation levels, and software updates. The app is available on both iOS and Android devices.
- Procurar "Bose Music" in your device's app store.
- Instale o aplicativo e siga as instruções na tela para conectar seus fones de ouvido.
Instruções de operação
Ligar/Desligar
Os fones de ouvido ligam automaticamente quando retirados do estojo de carregamento e desligam quando colocados de volta no estojo e a tampa é fechada.
Controles de toque
The earbuds feature intuitive touch controls for managing playback, calls, and noise cancellation modes. Specific gestures can be customized via the Bose Music app.
- Tocar: Reproduzir/Pausar, Atender/Encerrar chamada
- Toque duplo: Skip Forward, Decline Call
- Toque Triplo: Retroceder
- Pressione e segure: Cycle through Noise Cancellation modes (Quiet, Aware, Immersive) or access voice assistant (customizable).
Noise Cancellation and Aware Mode
The QuietComfort Ultra Earbuds feature world-class noise cancellation, enhanced by ActiveSense technology, which automatically adjusts to your environment. You can switch between different listening modes:
- Modo silencioso: Provides maximum noise cancellation, ideal for focusing on your audio in noisy environments.
- Modo Consciente: Allows you to hear your surroundings while still enjoying your audio. ActiveSense technology ensures ambient sounds are balanced and natural.
- Immersive Audio Mode: Combines noise cancellation with spatial audio for a more engaging listening experience.
You can quickly adjust noise cancellation levels without changing modes via the touch controls or the Bose Music app.

Image: A man wearing the Bose QuietComfort Ultra Earbuds, illustrating the advanced noise cancellation feature that allows for an undisturbed audio experience.
Áudio Imersivo
Bose Immersive Audio creates a spatial sound experience, making it feel as if the sound is coming from outside the earbuds and expanding into the space around you. This feature enhances your audio content, providing a more lifelike and engaging listening experience, similar to being in a movie theater or live venue.
- Activate Immersive Audio via the Bose Music app or through the customizable touch controls.
- This mode is particularly effective for movies, games, and music where a wider soundstage is desired.

Image: A woman with her eyes closed, deeply engrossed in music while wearing the Bose QuietComfort Ultra Earbuds, symbolizing the immersive audio experience.
Recursos de chamada
The earbuds are equipped with SpeechClarity technology, utilizing noise-cancelling microphones to filter out external noise and wind, ensuring your voice is transmitted clearly during calls. You can use both earbuds or a single earbud for calls, depending on your preference and situation.
- Atendendo chamadas: Toque em qualquer um dos fones de ouvido uma vez.
- Encerrando chamadas: Toque em qualquer um dos fones de ouvido uma vez.
- Declining Calls: Toque duas vezes em qualquer fone de ouvido.

Image: A man using the Bose QuietComfort Ultra Earbuds for a phone call, highlighting the clear voice transmission feature.
Bateria e Carregamento
The QuietComfort Ultra Earbuds provide extended listening time and convenient charging options.
- Tempo de reprodução do fone de ouvido: Up to 6 hours of continuous playback with Quiet or Aware mode (up to 4 hours with Immersive Audio).
- Estojo de carregamento: The wireless charging case provides up to 3 additional full charges for your earbuds.
- Tempo de carregamento: Approximately 2 hours for a full charge of the earbuds.
- Carga rápida: A 20-minute charge provides up to 2 hours of listening time.
- Carregamento sem fio: The case supports wireless charging for added convenience.
To check the battery level, open the case or use the Bose Music app.
Conectividade Bluetooth
The earbuds feature Bluetooth multipoint technology, allowing seamless switching between multiple connected devices. This means you can be connected to your smartphone and laptop simultaneously, easily transitioning between listening to music on one and taking a call on the other.
- Faixa: O alcance do Bluetooth é de aproximadamente 9 metros (30 pés).
- Conectando-se a um novo dispositivo: Follow the initial pairing steps.
- Dispositivos de comutação: The earbuds will automatically switch to the active audio source. You can also manually switch via the Bose Music app.
Aplicativo Bose Music
The Bose Music app is essential for unlocking the full potential of your QuietComfort Ultra Earbuds. It allows you to:
- Customize noise cancellation levels.
- Adjust audio settings and equalizer.
- Manage Bluetooth connections and switch between devices.
- Access software updates for new features and performance improvements.
- Personalize os controles de toque.
Regularly check the app for updates to ensure your earbuds have the latest features and optimal performance.
Manutenção
Os cuidados adequados prolongarão a vida útil e o desempenho dos seus fones de ouvido.
- Limpeza de fones de ouvido: Use a soft, dry cloth to wipe the earbuds. Do not use harsh chemicals or abrasive materials.
- Cleaning Ear Tips and Stability Bands: Remove them from the earbuds and wash with mild soap and water. Rinse thoroughly and allow them to dry completely before reattaching.
- Cleaning Charging Case: Use a soft, dry cloth. Keep the charging contacts clean and free of debris.
- Armazenar: Guarde sempre os fones de ouvido no estojo de carregamento quando não estiverem em uso para protegê-los e mantê-los carregados.
- Resistência à água: The earbuds are IPX4 rated, meaning they are resistant to splashing water from any direction. They are not waterproof and should not be submerged in water.
Solução de problemas
Se você tiver problemas com seus fones de ouvido, tente as seguintes soluções:
Sem som ou áudio intermitente
- Ensure the earbuds are properly seated in your ears and connected to your device.
- Verifique o nível de volume tanto no seu dispositivo quanto nos fones de ouvido.
- Verifique se a saída de áudio correta está selecionada no seu dispositivo.
- Move closer to your device to ensure you are within Bluetooth range.
- Tente desconectar e reconectar a conexão Bluetooth.
Problemas de pareamento
- Ensure the earbuds are in pairing mode (open case, status light blinking).
- Desative o Bluetooth em outros dispositivos próximos que possam estar tentando se conectar.
- Remove "Bose QC Ultra Earbuds" from your device's Bluetooth list and try pairing again.
- Reinicie seu dispositivo.
Noise Cancellation Not Working Effectively
- Ensure you have the correct ear tip and stability band size for a proper seal.
- Check the noise cancellation mode in the Bose Music app.
- Clean any debris from the ear tips and earbud nozzles.
Battery Not Charging Fully
- Certifique-se de que os fones de ouvido estejam colocados corretamente no estojo de carregamento.
- Verify the charging cable is securely connected to the case and a power source.
- Limpe os contatos de carregamento nos fones de ouvido e no estojo.
- Se estiver usando carregamento sem fio, certifique-se de que a capa esteja alinhada corretamente na base de carregamento.
Reiniciando os fones de ouvido
If issues persist, a factory reset may resolve them. Refer to the Bose Music app or the official Bose support webConsulte o site para obter instruções específicas de reinicialização para o seu modelo.
Especificações
| Recurso | Especificação |
|---|---|
| Marca | Bose |
| Nome do modelo | QC Ultra Earbuds 2nd Gen |
| Número do modelo | 896637-0010 |
| Cor | Preto |
| Tipo de fone de ouvido | Intra-auricular |
| Conectividade | Wireless (Bluetooth) |
| Alcance Bluetooth | Até 9 metros (30 pés) |
| Duração da bateria (fones de ouvido) | Up to 6 hours (Quiet/Aware Mode), Up to 4 hours (Immersive Audio) |
| Tempo de carregamento (fones de ouvido) | Aproximadamente 2 horas |
| Carregamento do estojo | Up to 3 additional full charges |
| Resistência à água | IPX4 (Resistente a respingos) |
| Peso do produto | 80 gramas |
| Exterior Material (Earbuds) | Plastic (PC-ABS), Silicone, Metal |
| Exterior Material (Case) | Plástico Rígido |
| País de origem | China |
Garantia e Suporte
Your Bose QuietComfort Ultra Earbuds (2nd Gen) come with a 1-year manufacturer's warranty. For warranty claims, technical support, or additional product information, please refer to the official Bose support channels:
- Bose Oficial Website: www.bose.com/support
- Aplicativo Bose Music: Acesse recursos de suporte diretamente pelo aplicativo.
- Atendimento ao Cliente: Contact information for your region can be found on the Bose website.
Guarde o comprovante de compra para fins de garantia.