Introdución
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.
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)
- Cable
- 3 pairs of stability bands
- Ficha de seguridade
- Estuche de carga sen fíos

Image: The Bose QuietComfort Ultra Earbuds and their charging case being held, illustrating the compact design and included components.
Configuración
1. Escolla do axuste axeitado
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.
- Gently insert the earbud into your ear.
- 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. Emparejamento Inicial
To connect your earbuds to a device for the first time:
- Abre a caixa de carga. Os auriculares entrarán automaticamente no modo de emparellamento.
- No teu dispositivo (teléfono intelixente, tableta, etc.), vai á configuración 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.
- Busca "Bose Music" in your device's app store.
- Instala a aplicación e segue as instrucións que aparecen na pantalla para conectar os auriculares.
Instrucións de funcionamento
Encendido/apagado
The earbuds automatically power on when removed from the charging case and power off when placed back into the case and the lid is closed.
Controis táctiles
The earbuds feature intuitive touch controls for managing playback, calls, and noise cancellation modes. Specific gestures can be customized via the Bose Music app.
- Toca: Reproducir/Pausar, Responder/Finalizar chamada
- Toca dúas veces: Skip Forward, Decline Call
- Toca tres veces: Saltar cara atrás
- Mantén premido: Cycle through Noise Cancellation modes (Quiet, Aware, Immersive) or access voice assistant (customizable).
Cancelación de ruído e modo consciente
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.
Audio inmersivo
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.
Funcións 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.
- Responder chamadas: Toca calquera dos auriculares unha vez.
- Finalizando chamadas: Toca calquera dos auriculares unha vez.
- Declining Calls: Toca dúas veces calquera dos auriculares.

Image: A man using the Bose QuietComfort Ultra Earbuds for a phone call, highlighting the clear voice transmission feature.
Batería e carga
The QuietComfort Ultra Earbuds provide extended listening time and convenient charging options.
- Tempo de reprodución dos auriculares: Up to 6 hours of continuous playback with Quiet or Aware mode (up to 4 hours with Immersive Audio).
- Estuche de carga: The wireless charging case provides up to 3 additional full charges for your earbuds.
- Tempo de carga: Approximately 2 hours for a full charge of the earbuds.
- Carga rápida: A 20-minute charge provides up to 2 hours of listening time.
- Carga sen fíos: 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.
- Rango: O alcance do Bluetooth é de aproximadamente 9 metros (30 pés).
- Conexión a un novo dispositivo: Follow the initial pairing steps.
- Dispositivos de conmutación: The earbuds will automatically switch to the active audio source. You can also manually switch via the Bose Music app.
Aplicación de música Bose
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.
- Personaliza os controis táctiles.
Regularly check the app for updates to ensure your earbuds have the latest features and optimal performance.
Mantemento
Un coidado axeitado prolongará a vida útil e o rendemento dos teus auriculares.
- Limpeza dos auriculares: 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.
- Limpeza da caixa de carga: Use a soft, dry cloth. Keep the charging contacts clean and free of debris.
- Almacenamento: Garda sempre os auriculares no seu estoxo de carga cando non os uses para protexelos e mantelos cargados.
- Resistencia á auga: 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.
Resolución de problemas
Se tes problemas cos teus auriculares, proba as seguintes solucións:
Sen son ou audio intermitente
- Ensure the earbuds are properly seated in your ears and connected to your device.
- Comproba o nivel de volume tanto no dispositivo como nos auriculares.
- Verify that the correct audio output is selected on your device.
- Acércate máis ao dispositivo para asegurarte de que estás dentro do alcance do Bluetooth.
- Tenta desconectar e volver conectar a conexión Bluetooth.
Problemas de emparellamento
- Ensure the earbuds are in pairing mode (open case, status light blinking).
- Desactiva o Bluetooth noutros dispositivos próximos que poidan estar a tentar conectarse.
- Remove "Bose QC Ultra Earbuds" from your device's Bluetooth list and try pairing again.
- Reinicia o teu 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
- Ensure the earbuds are correctly placed in the charging case.
- Verify the charging cable is securely connected to the case and a power source.
- Limpa os contactos de carga tanto dos auriculares como da funda.
- Se usas a carga sen fíos, asegúrate de que a carcasa estea correctamente aliñada na base de carga.
Restablecer os auriculares
If issues persist, a factory reset may resolve them. Refer to the Bose Music app or the official Bose support websitio para obter instrucións específicas de restablecemento para o teu modelo.
Especificacións
| Característica | Especificación |
|---|---|
| Marca | Bose |
| Nome do modelo | QC Ultra Earbuds 2nd Gen |
| Número de modelo | 896637-0010 |
| Cor | Negro |
| Tipo de auriculares | In-Ear |
| Conectividade | Sen fíos (Bluetooth) |
| Alcance Bluetooth | Ata 9 metros (30 pés) |
| Duración da batería (auriculares) | Up to 6 hours (Quiet/Aware Mode), Up to 4 hours (Immersive Audio) |
| Tempo de carga (auriculares) | Aprox. 2 horas |
| Charging Case Charges | Up to 3 additional full charges |
| Resistencia á auga | IPX4 (resistente a salpicaduras) |
| Peso do produto | 80 gramos |
| Exterior Material (Earbuds) | Plastic (PC-ABS), Silicone, Metal |
| Exterior Material (Case) | Plástico duro |
| País de Orixe | China |
Garantía e Soporte
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 Websitio: www.bose.com/asistencia
- Aplicación Bose Music: Access support resources directly through the app.
- Atención ao cliente: Contact information for your region can be found on the Bose websitio.
Conserve o comprobante de compra para efectos da garantía.