Introducción
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.
Qué incluye
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 seguridad
- Estuche de carga inalámbrica

Image: The Bose QuietComfort Ultra Earbuds and their charging case being held, illustrating the compact design and included components.
Configuración
1. Elegir el ajuste adecuado
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.
- Inserte suavemente el auricular en su oído.
- 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. Emparejamiento inicial
Para conectar sus auriculares a un dispositivo por primera vez:
- Abre el estuche de carga. Los auriculares entrarán automáticamente en modo de emparejamiento.
- En su dispositivo (teléfono inteligente, tableta, etc.), vaya a la 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.
- Buscar "Bose Music" in your device's app store.
- Instale la aplicación y siga las instrucciones en pantalla para conectar sus auriculares.
Instrucciones de funcionamiento
Encendido/apagado
Los auriculares se encienden automáticamente cuando se retiran del estuche de carga y se apagan cuando se vuelven a colocar en el estuche y se cierra la tapa.
Controles 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.
- Grifo: Reproducir/Pausar, Responder/Finalizar llamada
- Doble toque: Skip Forward, Decline Call
- Triple Tap: Saltar hacia atrás
- Mantener presionado: 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.
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 es deseado.

Image: A woman with her eyes closed, deeply engrossed in music while wearing the Bose QuietComfort Ultra Earbuds, symbolizing the immersive audio experience.
Funciones de llamada
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 llamadas: Toque cualquiera de los auriculares una vez.
- Finalización de llamadas: Toque cualquiera de los auriculares una vez.
- Llamadas rechazadas: Toca dos veces cualquiera de los auriculares.

Image: A man using the Bose QuietComfort Ultra Earbuds for a phone call, highlighting the clear voice transmission feature.
Batería y carga
The QuietComfort Ultra Earbuds provide extended listening time and convenient charging options.
- Tiempo de reproducción de 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.
- Tiempo de carga: Aproximadamente 2 horas para una carga completa de los auriculares.
- Carga rápida: Una carga de 20 minutos proporciona hasta 2 horas de tiempo de escucha.
- Carga inalámbrica: The case supports wireless charging for added convenience.
To check the battery level, open the case or use the Bose Music app.
Conectividad 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: El alcance del Bluetooth es de aproximadamente 9 metros (30 pies).
- Conectarse a un nuevo 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 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.
- Ajustar la configuración de audio y el ecualizador.
- Manage Bluetooth connections and switch between devices.
- Access software updates for new features and performance improvements.
- Personaliza los controles táctiles.
Regularly check the app for updates to ensure your earbuds have the latest features and optimal performance.
Mantenimiento
El cuidado adecuado prolongará la vida útil y el rendimiento de sus auriculares.
- Limpieza de los 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.
- Limpieza del estuche de carga: Use a soft, dry cloth. Keep the charging contacts clean and free of debris.
- Almacenamiento: Guarde siempre los auriculares en su estuche de carga cuando no los utilice para protegerlos y mantenerlos cargados.
- Resistencia al agua: 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.
Solución de problemas
Si tiene problemas con sus auriculares, pruebe las siguientes soluciones:
No hay sonido o el audio es intermitente
- Ensure the earbuds are properly seated in your ears and connected to your device.
- Verifique el nivel de volumen tanto en su dispositivo como en los auriculares.
- Verifique que la salida de audio correcta esté seleccionada en su dispositivo.
- Acérquese a su dispositivo para asegurarse de estar dentro del alcance de Bluetooth.
- Intente desconectar y volver a conectar la conexión Bluetooth.
Problemas de emparejamiento
- Ensure the earbuds are in pairing mode (open case, status light blinking).
- Desactive el Bluetooth en otros dispositivos cercanos que puedan estar intentando conectarse.
- Remove "Bose QC Ultra Earbuds" from your device's Bluetooth list and try pairing again.
- Reinicie su 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
- Asegúrese de que los auriculares estén colocados correctamente en el estuche de carga.
- Verify the charging cable is securely connected to the case and a power source.
- Limpie los contactos de carga tanto de los auriculares como del estuche.
- Si utiliza la carga inalámbrica, asegúrese de que el estuche esté correctamente alineado con la plataforma de carga.
Restablecimiento de los auriculares
If issues persist, a factory reset may resolve them. Refer to the Bose Music app or the official Bose support websitio para obtener instrucciones de reinicio específicas para su modelo.
Presupuesto
| Característica | Especificación |
|---|---|
| Marca | Bosé |
| Nombre del modelo | QC Ultra Earbuds 2nd Gen |
| Número de modelo | 896637-0010 |
| Color | Negro |
| Tipo de auriculares | En la oreja |
| Conectividad | Inalámbrico (Bluetooth) |
| Alcance de Bluetooth | Hasta 9 metros (30 pies) |
| Duración de la batería (auriculares) | Up to 6 hours (Quiet/Aware Mode), Up to 4 hours (Immersive Audio) |
| Tiempo de carga (auriculares) | Aproximadamente 2 horas |
| Charging Case Charges | Up to 3 additional full charges |
| Resistencia al agua | IPX4 (resistente a salpicaduras) |
| Peso del producto | 80 gramos |
| Exterior Material (Earbuds) | Plastic (PC-ABS), Silicone, Metal |
| Exterior Material (Case) | Plástico duro |
| País natal | Porcelana |
Garantía y 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/support
- Aplicación Bose Music: Acceda a recursos de soporte directamente a través de la aplicación.
- Servicio al cliente: Contact information for your region can be found on the Bose websitio.
Conserve su comprobante de compra para fines de garantía.