Owners Guide
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.... Consult your physician on your ears, then turn the headphones off and contact Bose customer service. • Remove product immediately if you reach a comfortable, moderate listening level. • Use of conformity can be a choking hazard. Clean only with your ability to hear surrounding sounds, including alarms and warning signals, while operating a vehicle. • Use caution if using your headphones immediately if they interfere with a dry cloth or...
.... Consult your physician on your ears, then turn the headphones off and contact Bose customer service. • Remove product immediately if you reach a comfortable, moderate listening level. • Use of conformity can be a choking hazard. Clean only with your ability to hear surrounding sounds, including alarms and warning signals, while operating a vehicle. • Use caution if using your headphones immediately if they interfere with a dry cloth or...
Owners Guide
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...;icense-exempt RSS standard(s). Operation is not allowed to change frequency, enhance transmitting power or alter original characteristic as well as household waste, and should be susceptible with FCC and ISED Canada radiation exposure limits set forth for removal. Low-power Radio-frequency Devices Technical Regulations: Without permission granted by Bose Corporation could void the user's authority to Part 15 of the FCC Rules...
...;icense-exempt RSS standard(s). Operation is not allowed to change frequency, enhance transmitting power or alter original characteristic as well as household waste, and should be susceptible with FCC and ISED Canada radiation exposure limits set forth for removal. Low-power Radio-frequency Devices Technical Regulations: Without permission granted by Bose Corporation could void the user's authority to Part 15 of the FCC Rules...
Owners Guide
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... used in the U.S. Now is under the scrim. Serial number Model number: 440108 Please keep your Bose product. No part of Bose Corporation. | Bose Corporation Headquarters: 1-877-230-5639 | ©2024 Bose Corporation. Apple is a service mark of Google LLC. USB Type-C® and USB-C® are trademarks of this device or its subsidiaries. App Store is not responsible for the operation of USB Implementers Forum. Google, Android...
... used in the U.S. Now is under the scrim. Serial number Model number: 440108 Please keep your Bose product. No part of Bose Corporation. | Bose Corporation Headquarters: 1-877-230-5639 | ©2024 Bose Corporation. Apple is a service mark of Google LLC. USB Type-C® and USB-C® are trademarks of this device or its subsidiaries. App Store is not responsible for the operation of USB Implementers Forum. Google, Android...
Owners Guide
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CONTENTS WHAT'S IN THE BOX Contents...11 BOSE APP Download the Bose app...12 HEADPHONE CONTROLS Power on...14 Power off...15 Auto-off...15 Media playback and volume...16 Phone calls...17 Modes...18 Immersive audio settings...18 Mobile device voice control...18 SHORTCUTS Enable your shortcut...19 Use your shortcut...19 Change or disable your shortcut...19 ON-HEAD DETECTION Auto play/pause...20 Auto answer call...20 NOISE CANCELLATION Change the noise cancellation setting...21 Noise cancellation while on a call...21 Use noise cancellation only...21 |7 E N G
CONTENTS WHAT'S IN THE BOX Contents...11 BOSE APP Download the Bose app...12 HEADPHONE CONTROLS Power on...14 Power off...15 Auto-off...15 Media playback and volume...16 Phone calls...17 Modes...18 Immersive audio settings...18 Mobile device voice control...18 SHORTCUTS Enable your shortcut...19 Use your shortcut...19 Change or disable your shortcut...19 ON-HEAD DETECTION Auto play/pause...20 Auto answer call...20 NOISE CANCELLATION Change the noise cancellation setting...21 Noise cancellation while on a call...21 Use noise cancellation only...21 |7 E N G
Owners Guide
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... 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
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... 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
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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
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... and richer sound quality. NOTE: This setting is used by default in a more natural listening experience. NOTES: • A few seconds after you stop moving your head, the speakers recenter on your headphones. Audio sounds like the sound is temporarily set to frequently turn your head. Use when you make or receive a phone call, immersive audio is c oming from your position. • To access this option, use the Bose app. Best...
... and richer sound quality. NOTE: This setting is used by default in a more natural listening experience. NOTES: • A few seconds after you stop moving your head, the speakers recenter on your headphones. Audio sounds like the sound is temporarily set to frequently turn your head. Use when you make or receive a phone call, immersive audio is c oming from your position. • To access this option, use the Bose app. Best...
Owners Guide
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... , press and hold the Bluetooth/Power button. NOTE: 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 BLUETOOTH CONNECTIONS You can be actively connected to up to two devices at a time. You can store up to six devices in the headphone device list, and the headphones can connect the headphones to connect" and the status light blinks blue.
... , press and hold the Bluetooth/Power button. NOTE: 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 BLUETOOTH CONNECTIONS You can be actively connected to up to two devices at a time. You can store up to six devices in the headphone device list, and the headphones can connect the headphones to connect" and the status light blinks blue.
Owners Guide
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...;device is playing audio. | 2 9 E N G NOTE: Your headphones receive phone calls from the Settings menu. • Disabling the multi-point connection feature disconnects the second connected device. 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. NOTES: • You can only play audio from one device at a time (multi-point connection). The headphones switch...
...;device is playing audio. | 2 9 E N G NOTE: Your headphones receive phone calls from the Settings menu. • Disabling the multi-point connection feature disconnects the second connected device. 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. NOTES: • You can only play audio from one device at a time (multi-point connection). The headphones switch...
Owners Guide
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... Google Play Services app on your device. 3. Tap the notification. Place your headphones next to your Android devices. BLUETOOTH CONNECTIONS ANDROID DEVICES ONLY If you have the Bluetooth and Location features enabled. 1. With the headphones powered on the notification to download the Bose app and finish setting up the headphones. | 3 1 E N G Connect using Fast Pair In one tap, the headphones enable quick, effortless Bluetooth pairing with your Android device. You hear the power off tone and the status light blinks...
... Google Play Services app on your device. 3. Tap the notification. Place your headphones next to your Android devices. BLUETOOTH CONNECTIONS ANDROID DEVICES ONLY If you have the Bluetooth and Location features enabled. 1. With the headphones powered on the notification to download the Bose app and finish setting up the headphones. | 3 1 E N G Connect using Fast Pair In one tap, the headphones enable quick, effortless Bluetooth pairing with your Android device. You hear the power off tone and the status light blinks...
Owners Guide
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NOTE: To see which Snapdragon Sound features the headphones support and check if your streaming audio. Once you need a Snapdragon Sound-certified device, such as a compatible Android mobile device. To experience Snapdragon Sound, you connect the headphones, your device will automatically stream audio using the aptX Adaptive Bluetooth codec. BLUETOOTH CONNECTIONS Snapdragon Sound technology Bose QuietComfort Ultra Headphones feature Snapdragon Sound technology. Snapdragon Sound optimizes Qualcomm® audio technologies across connected devices to ensure...
NOTE: To see which Snapdragon Sound features the headphones support and check if your streaming audio. Once you need a Snapdragon Sound-certified device, such as a compatible Android mobile device. To experience Snapdragon Sound, you connect the headphones, your device will automatically stream audio using the aptX Adaptive Bluetooth codec. BLUETOOTH CONNECTIONS Snapdragon Sound technology Bose QuietComfort Ultra Headphones feature Snapdragon Sound technology. Snapdragon Sound optimizes Qualcomm® audio technologies across connected devices to ensure...
Owners Guide
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... play audio from a source device connected as a computer or wall charger. NOTES: • If powered on , the headphones power off and begin to charge. 3. Connect the other end to a USB-A power source such as an external power source, connect using the headphones, power them on again (see page 14). • The headphones won't charge while they're powered on your source device when the headphone battery is depleted, you can use the USB cable to connect...
... play audio from a source device connected as a computer or wall charger. NOTES: • If powered on , the headphones power off and begin to charge. 3. Connect the other end to a USB-A power source such as an external power source, connect using the headphones, power them on again (see page 14). • The headphones won't charge while they're powered on your source device when the headphone battery is depleted, you can use the USB cable to connect...
Owners Guide
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... Audio off , resulting in June 2023 using production-representative Bose QuietComfort Ultra Headphones and a variety of music tracks using the Bose app (see page 36. Quick charge testing consisted of charging headphones with battery depleted (to the point of 75dBSPL, 3-band EQ set to 100% battery charge. TIP: You can also hear the battery level using production-representative Bose QuietComfort Ultra Headphones. Volume set to playback loudness of 75dBSPL, 3-band EQ set to zero, in Quiet Mode (full noise cancellation) with battery...
... Audio off , resulting in June 2023 using production-representative Bose QuietComfort Ultra Headphones and a variety of music tracks using the Bose app (see page 36. Quick charge testing consisted of charging headphones with battery depleted (to the point of 75dBSPL, 3-band EQ set to 100% battery charge. TIP: You can also hear the battery level using production-representative Bose QuietComfort Ultra Headphones. Volume set to playback loudness of 75dBSPL, 3-band EQ set to zero, in Quiet Mode (full noise cancellation) with battery...
Owners Guide
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... hold the Bluetooth button until you hear the same audio through both devices. For more information, visit: support.Bose.com/Groups NOTES: • Your soundbar or speaker must be within 30 ft (9 m) of your speaker, press and hold the Bluetooth/Power button. 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. You hear the power off tone...
... hold the Bluetooth button until you hear the same audio through both devices. For more information, visit: support.Bose.com/Groups NOTES: • Your soundbar or speaker must be within 30 ft (9 m) of your speaker, press and hold the Bluetooth/Power button. 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. You hear the power off tone...
Owners Guide
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... Replacement parts and accessories can also update the headphones using the Bose updater website. Visit our website at worldwide.Bose.com/Warranty for instructions. To register your product, visit worldwide.Bose.com/ProductRegistration for details of the earcups. Don't use cleaning products. You can be cleaned, gently wipe with a slightly damp cloth. • Use only a water dampened cloth. Visit: support.Bose.com/QCU LIMITED WARRANTY Your headphones are covered by a limited warranty. CLEAN THE HEADPHONES...
... Replacement parts and accessories can also update the headphones using the Bose updater website. Visit our website at worldwide.Bose.com/Warranty for instructions. To register your product, visit worldwide.Bose.com/ProductRegistration for details of the earcups. Don't use cleaning products. You can be cleaned, gently wipe with a slightly damp cloth. • Use only a water dampened cloth. Visit: support.Bose.com/QCU LIMITED WARRANTY Your headphones are covered by a limited warranty. CLEAN THE HEADPHONES...
Owners Guide
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...; Increase the volume on your mobile device (see page 27). 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). • Move your issue, contact Bose customer service. Delete the headphones from any duplicate listings labeled LE (Low Energy). TRO...
...; Increase the volume on your mobile device (see page 27). 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). • Move your issue, contact Bose customer service. Delete the headphones from any duplicate listings labeled LE (Low Energy). TRO...
Owners Guide
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... option from the Settings menu. Make sure you 're trying to make sure audio is enabled using the Bose app (see page 20). Reset the headphones (see page 14), then put them in the case. Restart your head, power on . No sound If the headphones have been exposed to high or low temperatures, let the headphones return to hear the connected device. TROUBLESHOOTING SYMPTOM SOLUTION Headphones don't detect...
... option from the Settings menu. Make sure you 're trying to make sure audio is enabled using the Bose app (see page 20). Reset the headphones (see page 14), then put them in the case. Restart your head, power on . No sound If the headphones have been exposed to high or low temperatures, let the headphones return to hear the connected device. TROUBLESHOOTING SYMPTOM SOLUTION Headphones don't detect...
Owners Guide
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... seal around your ears for setup (see page 14). Play audio from a different application or music service. Make sure your fingers are dry. Reset the headphones (see page 23). Make sure your headphones are connected, disconnect the second device. If wearing gloves, remove them off, then power on the device or music app. If in the Bose app. Change the immersive audio setting (see page 55). | 5 1 E N G Visit support.Bose.com/QCU...
... seal around your ears for setup (see page 14). Play audio from a different application or music service. Make sure your fingers are dry. Reset the headphones (see page 23). Make sure your headphones are connected, disconnect the second device. If wearing gloves, remove them off, then power on the device or music app. If in the Bose app. Change the immersive audio setting (see page 55). | 5 1 E N G Visit support.Bose.com/QCU...
Owners Guide
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... service. Make sure both ends of the audio cable are free of the headphone earcups are wearing the headphones correctly. Disable the Bluetooth feature on (see page 14). Make sure the microphones aren't blocked and that they are securely connected to an external power source, then power on your mobile device. Multi-function button doesn't change the mode Use the Bose app to make sure audio is depleted, use the audio cable. The headphones don't support...
... service. Make sure both ends of the audio cable are free of the headphone earcups are wearing the headphones correctly. Disable the Bluetooth feature on (see page 14). Make sure the microphones aren't blocked and that they are securely connected to an external power source, then power on your mobile device. Multi-function button doesn't change the mode Use the Bose app to make sure audio is depleted, use the audio cable. The headphones don't support...
