Owners Guide
Page 2
... applicable EU directive requirements. If this h appens, turn the volume up gradually until you notice heat coming from the case. The complete declaration of this product while operating a vehicle is not recommended and may be prohibited by children. • To avoid hearing damage, do not use instructions. Keep your ears, then turn the headphones off and contact Bose customer service. • Remove product immediately if...
... applicable EU directive requirements. If this h appens, turn the volume up gradually until you notice heat coming from the case. The complete declaration of this product while operating a vehicle is not recommended and may be prohibited by children. • To avoid hearing damage, do not use instructions. Keep your ears, then turn the headphones off and contact Bose customer service. • Remove product immediately if...
Owners Guide
Page 4
... EIRP. This device complies with part 15 of this product, contact your local Bose retailer or other antenna or transmitter. The low power radio-frequency devices must not be discarded as performance to radio communications. REGULATORY AND LEGAL INFORMATION NOTE: This equipment has been tested and found , the user shall cease operating immediately until no guarantee that may cause harmful interference to a approved low power radio-frequency devices. Proper disposal...
... EIRP. This device complies with part 15 of this product, contact your local Bose retailer or other antenna or transmitter. The low power radio-frequency devices must not be discarded as performance to radio communications. REGULATORY AND LEGAL INFORMATION NOTE: This equipment has been tested and found , the user shall cease operating immediately until no guarantee that may cause harmful interference to a approved low power radio-frequency devices. Proper disposal...
Owners Guide
Page 6
... USB Implementers Forum. Google, Android, and Google Play are trademarks of Apple Inc., registered in Japan with safety and regulatory standards. Serial number Model number: 440108 Please keep your Bose product. Now is under the scrim. Please complete and retain for Apple badge means that apply to the third-party software packages included as components of the Bose QuietComfort Ultra Headphones, use...
... USB Implementers Forum. Google, Android, and Google Play are trademarks of Apple Inc., registered in Japan with safety and regulatory standards. Serial number Model number: 440108 Please keep your Bose product. Now is under the scrim. Please complete and retain for Apple badge means that apply to the third-party software packages included as components of the Bose QuietComfort Ultra Headphones, use...
Owners Guide
Page 8
... Change the mode...26 Add or remove modes from the headphones 26 BLUETOOTH® CONNECTIONS Connect using the Bose app...27 Connect using the Bluetooth menu on your mobile device 27 Disconnect a mobile device...28 Reconnect a mobile device...28 Connect another mobile device...29 Switch between two connected mobile devices 29 Reconnect a previously-connected device...30 Clear the headphone device list...30 Android™ devices only...31 Connect using Fast Pair...31 Snapdragon Sound™ technology...32 WIRED CONNECTIONS Connect the audio cable...33 Connect the USB cable...
... Change the mode...26 Add or remove modes from the headphones 26 BLUETOOTH® CONNECTIONS Connect using the Bose app...27 Connect using the Bluetooth menu on your mobile device 27 Disconnect a mobile device...28 Reconnect a mobile device...28 Connect another mobile device...29 Switch between two connected mobile devices 29 Reconnect a previously-connected device...30 Clear the headphone device list...30 Android™ devices only...31 Connect using Fast Pair...31 Snapdragon Sound™ technology...32 WIRED CONNECTIONS Connect the audio cable...33 Connect the USB cable...
Owners Guide
Page 9
... Charging time...36 Hear the battery level...36 HEADPHONE STATUS Bluetooth status ...37 Battery status...38 Power and charging status ...38 Update and error status ...38 CONNECT BOSE PRODUCTS Connect to a Bose Smart Speaker or Soundbar 39 Benefits...39 Compatible products...39 Connect using the Bose app...40 Connect using the product controls...41 Reconnect to a Bose Smart Speaker or Soundbar 41 CARE AND MAINTENANCE Store the headphones...42 Update the headphones...44 Clean the headphones...44 Replacement parts and accessories...44 Limited warranty...44 Serial number...
... Charging time...36 Hear the battery level...36 HEADPHONE STATUS Bluetooth status ...37 Battery status...38 Power and charging status ...38 Update and error status ...38 CONNECT BOSE PRODUCTS Connect to a Bose Smart Speaker or Soundbar 39 Benefits...39 Compatible products...39 Connect using the Bose app...40 Connect using the product controls...41 Reconnect to a Bose Smart Speaker or Soundbar 41 CARE AND MAINTENANCE Store the headphones...42 Update the headphones...44 Clean the headphones...44 Replacement parts and accessories...44 Limited warranty...44 Serial number...
Owners Guide
Page 11
WHAT'S IN THE BOX CONTENTS Confirm that the following parts are included: Bose QuietComfort Ultra Headphones Carry case USB Type-A to USB Type-C® cable 3.5 mm to 2.5 mm audio cable NOTE: If any part of your product appears to be missing or damaged, don't use it. Visit support.Bose.com/QCU for troubleshooting articles, videos, and product repair or replacement. | 1 1 E N G
WHAT'S IN THE BOX CONTENTS Confirm that the following parts are included: Bose QuietComfort Ultra Headphones Carry case USB Type-A to USB Type-C® cable 3.5 mm to 2.5 mm audio cable NOTE: If any part of your product appears to be missing or damaged, don't use it. Visit support.Bose.com/QCU for troubleshooting articles, videos, and product repair or replacement. | 1 1 E N G
Owners Guide
Page 22
... it to new heights with better sound clarity and richer sound quality. Use for the most realistic and powerful experience. NOTE: This setting is used by default in front of you that follow the movements of your headphones. NOTES: • A few seconds after you move your head. It feels like the sound is c oming from two stereo speakers in Immersion mode. IMMERSIVE AUDIO SETTINGS SETTING Motion Still...
... it to new heights with better sound clarity and richer sound quality. Use for the most realistic and powerful experience. NOTE: This setting is used by default in front of you that follow the movements of your headphones. NOTES: • A few seconds after you move your head. It feels like the sound is c oming from two stereo speakers in Immersion mode. IMMERSIVE AUDIO SETTINGS SETTING Motion Still...
Owners Guide
Page 27
... Pair (Android devices only). You can play audio from only one device at a time (multi-point connection). NOTES: • For the best experience, use the Bose app to set up the headphones. | 2 7 E N G CONNECT USING THE BLUETOOTH MENU ON YOUR MOBILE DEVICE 1. With the headphones powered on, press and hold the Bluetooth/Power button. You hear the power off tone and the status light blinks white twice. BLUETOOTH CONNECTIONS You can connect the headphones to your mobile device using the Bose...
... Pair (Android devices only). You can play audio from only one device at a time (multi-point connection). NOTES: • For the best experience, use the Bose app to set up the headphones. | 2 7 E N G CONNECT USING THE BLUETOOTH MENU ON YOUR MOBILE DEVICE 1. With the headphones powered on, press and hold the Bluetooth/Power button. You hear the power off tone and the status light blinks white twice. BLUETOOTH CONNECTIONS You can connect the headphones to your mobile device using the Bose...
Owners Guide
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BLUETOOTH CONNECTIONS CONNECT ANOTHER MOBILE DEVICE By default, the headphones can be actively connected to up to two devices at a time. • To manage or disable the multi-point connection feature, use the Bose app. SWITCH BETWEEN TWO CONNECTED MOBILE DEVICES 1. Within 2 seconds, press and release the Bluetooth/Power button again to hear the name of which device is playing audio. | 2 9 E N G NOTE: Your headphones receive phone calls from both devices, regardless of the...
BLUETOOTH CONNECTIONS CONNECT ANOTHER MOBILE DEVICE By default, the headphones can be actively connected to up to two devices at a time. • To manage or disable the multi-point connection feature, use the Bose app. SWITCH BETWEEN TWO CONNECTED MOBILE DEVICES 1. Within 2 seconds, press and release the Bluetooth/Power button again to hear the name of which device is playing audio. | 2 9 E N G NOTE: Your headphones receive phone calls from both devices, regardless of the...
Owners Guide
Page 31
... headphones enable quick, effortless Bluetooth pairing with your device. 3. You hear the power off tone and the status light blinks white twice. Tap the notification. NOTES: • To use Fast Pair, you to connect" and the status light blinks blue. 2. Continue holding until you don't see a notification, check that notifications are enabled for the Google Play Services app on your Android devices. NOTE: If you hear "Ready to pair the headphones. BLUETOOTH CONNECTIONS ANDROID DEVICES...
... headphones enable quick, effortless Bluetooth pairing with your device. 3. You hear the power off tone and the status light blinks white twice. Tap the notification. NOTES: • To use Fast Pair, you to connect" and the status light blinks blue. 2. Continue holding until you don't see a notification, check that notifications are enabled for the Google Play Services app on your Android devices. NOTE: If you hear "Ready to pair the headphones. BLUETOOTH CONNECTIONS ANDROID DEVICES...
Owners Guide
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...CONNECTIONS Snapdragon Sound technology Bose QuietComfort Ultra Headphones feature Snapdragon Sound technology. Snapdragon Sound optimizes Qualcomm® audio technologies across connected devices to ensure the best sound quality, connection stability, and latency for your device is compatible, visit: support.Bose.com/QCU | 3 2 E N G To experience Snapdragon Sound, you connect the headphones, your device will automatically stream audio using the aptX Adaptive Bluetooth codec. Once you need a Snapdragon Sound-certified device, such as a compatible Android...
...CONNECTIONS Snapdragon Sound technology Bose QuietComfort Ultra Headphones feature Snapdragon Sound technology. Snapdragon Sound optimizes Qualcomm® audio technologies across connected devices to ensure the best sound quality, connection stability, and latency for your device is compatible, visit: support.Bose.com/QCU | 3 2 E N G To experience Snapdragon Sound, you connect the headphones, your device will automatically stream audio using the aptX Adaptive Bluetooth codec. Once you need a Snapdragon Sound-certified device, such as a compatible Android...
Owners Guide
Page 34
... headphones won't charge while they're powered on your device (see page 27) or the audio cable (see page 33). • To continue listening to an external power source and still use the headphones. To continue using the Bluetooth menu on your source device when the headphone battery is depleted, you can use the USB cable to connect to audio on . • The headphones don't support USB audio. WIRED CONNECTIONS CONNECT THE USB CABLE If the headphone battery...
... headphones won't charge while they're powered on your device (see page 27) or the audio cable (see page 33). • To continue listening to an external power source and still use the headphones. To continue using the Bluetooth menu on your source device when the headphone battery is depleted, you can use the USB cable to connect to audio on . • The headphones don't support USB audio. WIRED CONNECTIONS CONNECT THE USB CABLE If the headphone battery...
Owners Guide
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... the headphone battery level is low, you power on settings and usage. 3 See 1. | 3 6 E N G TIP: You can also hear the battery level using A2DP Bluetooth audio streaming. With Immersive Audio off , resulting in June 2023 using production-representative Bose QuietComfort Ultra Headphones and a variety of no audio playback) to 100% battery charge. B AT T E R Y Charging time Allow up to 3 hours to fully charge the headphones.1 A full charge powers the headphones for 15 minutes, then resuming audio playback with volume set to playback...
... the headphone battery level is low, you power on settings and usage. 3 See 1. | 3 6 E N G TIP: You can also hear the battery level using A2DP Bluetooth audio streaming. With Immersive Audio off , resulting in June 2023 using production-representative Bose QuietComfort Ultra Headphones and a variety of no audio playback) to 100% battery charge. B AT T E R Y Charging time Allow up to 3 hours to fully charge the headphones.1 A full charge powers the headphones for 15 minutes, then resuming audio playback with volume set to playback...
Owners Guide
Page 41
... the Bluetooth/Power button. NOTES: • It could take up to 30 seconds to connect. • Make sure that the headphones are within range (30 ft or 9 m) and powered on. • If the headphones don't reconnect, see "Headphones don't reconnect to your soundbar or speaker. RECONNECT TO A BOSE SMART SPEAKER OR SOUNDBAR Use the Bose app to reconnect the headphones to connect another device" and the status light blinks blue. 2. The headphones connect to...
... the Bluetooth/Power button. NOTES: • It could take up to 30 seconds to connect. • Make sure that the headphones are within range (30 ft or 9 m) and powered on. • If the headphones don't reconnect, see "Headphones don't reconnect to your soundbar or speaker. RECONNECT TO A BOSE SMART SPEAKER OR SOUNDBAR Use the Bose app to reconnect the headphones to connect another device" and the status light blinks blue. 2. The headphones connect to...
Owners Guide
Page 44
.... | 4 4 E N G Failure to enter the headphones through Bose customer service. CLEAN THE HEADPHONES The headphones may require periodic cleaning. REPLACEMENT PARTS AND ACCESSORIES Replacement parts and accessories can also update the headphones using the Bose updater website. Visit: support.Bose.com/QCU LIMITED WARRANTY Your headphones are covered by a limited warranty. On your computer, visit: btu.Bose.com and follow the on-screen instructions. CARE AND MAINTENANCE UPDATE THE HEADPHONES The headphones begin updating automatically when connected to be ordered through...
.... | 4 4 E N G Failure to enter the headphones through Bose customer service. CLEAN THE HEADPHONES The headphones may require periodic cleaning. REPLACEMENT PARTS AND ACCESSORIES Replacement parts and accessories can also update the headphones using the Bose updater website. Visit: support.Bose.com/QCU LIMITED WARRANTY Your headphones are covered by a limited warranty. On your computer, visit: btu.Bose.com and follow the on-screen instructions. CARE AND MAINTENANCE UPDATE THE HEADPHONES The headphones begin updating automatically when connected to be ordered through...
Owners Guide
Page 47
... can also access troubleshooting articles, videos, and other resources at: support.Bose.com/QCU If you hear a tone, and a voice prompt announces the battery level. Headphones don't connect with your headphones: • Charge the headphones (see page 35). • Power on the headphones (see page 14). • Check the headphones status light (see page 37). • Make sure your mobile device supports Bluetooth connections (see page 27...
... can also access troubleshooting articles, videos, and other resources at: support.Bose.com/QCU If you hear a tone, and a voice prompt announces the battery level. Headphones don't connect with your headphones: • Charge the headphones (see page 35). • Power on the headphones (see page 14). • Check the headphones status light (see page 37). • Make sure your mobile device supports Bluetooth connections (see page 27...
Owners Guide
Page 49
TROUBLESHOOTING SYMPTOM SOLUTION Bose app doesn't work on your mobile device, including any clothing covering your ear. Reset the headphones (see page 27). If you are logged in to the same Spotify account on multiple connected devices, log out of or quit Spotify on one of the USB charging cable are on head Power off the headphones. Make sure the right earcup is compatible with the Bose app and meets...
TROUBLESHOOTING SYMPTOM SOLUTION Bose app doesn't work on your mobile device, including any clothing covering your ear. Reset the headphones (see page 27). If you are logged in to the same Spotify account on multiple connected devices, log out of or quit Spotify on one of the USB charging cable are on head Power off the headphones. Make sure the right earcup is compatible with the Bose app and meets...
Owners Guide
Page 50
... device first. Press play audio from a source device connected by a USB cable, connect using the Bluetooth menu on page 52. The headphones don't support USB audio. No sound If the headphones have been exposed to high or low temperatures, let the headphones return to hear the connected device. Make sure you 're trying to make sure audio is enabled using the Bose app (see page 55). Disable the auto play /pause on . Play audio from content stored directly...
... device first. Press play audio from a source device connected by a USB cable, connect using the Bluetooth menu on page 52. The headphones don't support USB audio. No sound If the headphones have been exposed to high or low temperatures, let the headphones return to hear the connected device. Make sure you 're trying to make sure audio is enabled using the Bose app (see page 55). Disable the auto play /pause on . Play audio from content stored directly...
Owners Guide
Page 51
... you 're using the Bose app for the best audio performance. Power off any duplicate listings labeled LE (Low Energy). If in the Bose app. If two mobile devices are dry. Disable the Bluetooth feature on your headphones are connected over the correct Bluetooth profile: Stereo A2DP. Visit support.Bose.com/QCU to videos. While wearing the headphones, power them before touching the volume strip. Make sure you...
... you 're using the Bose app for the best audio performance. Power off any duplicate listings labeled LE (Low Energy). If in the Bose app. If two mobile devices are dry. Disable the Bluetooth feature on your headphones are connected over the correct Bluetooth profile: Stereo A2DP. Visit support.Bose.com/QCU to videos. While wearing the headphones, power them before touching the volume strip. Make sure you...
Owners Guide
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... audio cable Make sure both ends of the headphone earcups are marked with your left earcup) and R (right earcup). Connect again (see page 14). Try another phone call. TROUBLESHOOTING SYMPTOM SOLUTION No sound from content stored directly on your mobile device. Play audio from a different application or music service. Restart your mobile device. If the battery is playing. The headphones don't support passive audio, meaning that they require power to use the USB cable...
... audio cable Make sure both ends of the headphone earcups are marked with your left earcup) and R (right earcup). Connect again (see page 14). Try another phone call. TROUBLESHOOTING SYMPTOM SOLUTION No sound from content stored directly on your mobile device. Play audio from a different application or music service. Restart your mobile device. If the battery is playing. The headphones don't support passive audio, meaning that they require power to use the USB cable...