Advertisement
Confirm that the following parts are included:
Bose QuietComfort 45 headphones
Carry case
USB Type-C® cable
3.5 mm to 2.5 mm audio cable
NOTE: If any part of your product is damaged, do not use it. Contact your authorized Bose dealer or Bose customer service.
Visit: worldwide. Bose.com/Support/QC45
The Bose Music app lets you set up and control the headphones from any mobile device, such as a smartphone or tablet.
Using the app, you can manage Bluetooth connections, manage headphone settings, choose your voice prompt language, and access new features through updates.
NOTE: If you've already created a Bose Music account for another Bose product, add the headphones to your existing account.
To add your Bose QuietComfort 45 headphones, open the Bose Music app and add your headphones.
On the right earcup, slide the Power/Bluetooth switch to the right.
A voice prompt announces the battery level, and the status light glows according to the current charge level.
The standby timer conserves the battery when the headphones are not being used.
To set up and customize the standby timer, use the Bose Music app.
Slide the Power/Bluetooth switch to the left.
NOTE: When the headphones are powered off, noise cancellation is disabled.
The headphone controls are located on the back of the right earcup.
FUNCTION | WHAT TO DO |
Play/Pause | Press the Multi-function button. |
Skip forward | Double-press the Multi-function button. |
Skip backward | Triple-press the Multi-function button. |
Volume up | Press +. |
Volume down | Press -. |
NOTES:
The Multi-function button is located on the back of the right earcup. The microphone is located near the front of the right earcup.
The Action button is located on the back of the left earcup.
FUNCTION | WHAT TO DO |
Answer/End a call | Press the Multi-function button. |
Decline an incoming call | Press and hold the Multi-function button for 1 second. |
Answer a second incoming call and put the current call on hold | While on a call and a second incoming call is ringing, press the Multi-function button. |
Decline a second incoming call and stay on current call | While on a call and a second incoming call is ringing, press and hold the Multi-function button for 1 second. |
Switch between two calls | While two calls are active, double-press the Multi-function button. |
Create a conference call | While two calls are active, press and hold the Multi-function button for 3 seconds. |
Mute/Unmute a call | While on a call, double-press the Action button. |
The Action button allows you to quickly and easily switch between noise cancelling modes.
The Action button is located on the back of the left earcup.
To switch between Quiet Mode and Aware Mode, press the Action button.
See information about noise cancelling modes below.
Noise cancelling reduces unwanted noise, providing a clearer and more lifelike audio performance. You can choose between two noise cancelling modes: Quiet and Aware.
Quiet Mode allows you to block out distractions using the highest level of noise cancellation.
Aware Mode provides full transparency and allows you to hear your surroundings while enjoying your audio.
Choose your noise noise cancelling mode based on your listening preferences and environment.
MODE | DESCRIPTION |
Quiet | World-class noise cancellation with Bose-optimized audio. |
Aware | Hear your surroundings while enjoying your audio. |
NOTE: When powered on, the headphones default to the last mode you used.
To change the noise cancelling mode, press the Action button.
A voice prompt announces the selected noise cancelling mode.
TIP: You can also change the noise cancelling mode using the Bose Music app.
You can use the headphones to access voice control on your mobile device. To access voice control, press and hold the Multi-function button for 1 second.
The Multi-function button is located on the back of the right earcup.
NOTE: You can't access voice control while on a call.
You can store up to eight devices in the headphone device list, and the headphones can be actively connected to two devices at a time. You can play audio from only one device at a time.
NOTE: For the best experience, use the Bose Music app to set up and connect your mobile device.
Use the Bose Music app to disconnect your mobile device.
TIP: You can also use Bluetooth settings to disconnect your device. Disabling the Bluetooth feature disconnects all other devices.
When powered on, the headphones try to reconnect with the two most recently-connected devices.
NOTES:
To connect another device, download the Bose Music app or use the Bluetooth menu on your mobile device.
NOTE: You can only play audio from one device at a time.
Slide the Power/Bluetooth switch to the right and release to hear which device is currently connected.
NOTE: Your headphones receive phone calls from both devices, regardless of which device is playing audio.
NOTE: If two devices are already connected to the headphones, the newly-connected device replaces the second device that was previously connected.
Use the 2.5 mm to 3.5 mm cable to connect a non-wireless device or to continue using the headphones if the battery is depleted.
NOTE: You can use the headphones powered on or off when the the audio cable is connected.
NOTES:
Allow up to 2.5 hours to fully charge the headphones.
Each time you power on the headphones, a voice prompt announces the battery level. When the headphone battery is low, you hear "Battery low, please charge now."
NOTE: To visually check the battery, see the status light located on the right earcup. For more information, see "Battery status".
The status light is located on the right earcup.
Shows the Bluetooth connection status.
LIGHT ACTIVITY | SYSTEM STATE |
Blinking blue | Ready to connect |
Solid blue (10 seconds) | Connected |
Shows the battery level.
LIGHT ACTIVITY | SYSTEM STATE |
Solid white | Medium to full charge |
Solid amber | Low charge |
TIP: You can also check the battery level using the Bose Music app.
Shows the charging status.
LIGHT ACTIVITY | SYSTEM STATE |
Blinks white 2 times | Charging begins |
Solid amber | Charging |
Solid white | Full charge |
Shows the update or error status.
LIGHT ACTIVITY | SYSTEM STATE |
Fast blinking white (10 seconds) | Updating software (via USB) |
Slow blinking white (30 to 60 seconds) | Updating software (wirelessly) |
Blinking amber and white | Error - contact Bose customer service |
Using SimpleSync™ technology, you can connect the headphones to a Bose Smart Soundbar or Bose Smart Speaker for a personal listening experience.
NOTE: SimpleSync™ technology has a Bluetooth range of up to 30 ft (9 m). Walls and construction materials can affect reception.
You can connect the headphones to any Bose Smart Speaker or Bose Smart Soundbar.
Popular compatible products include:
New products are added periodically. For a complete list and more information, visit: worldwide. Bose.com/Support/Groups
NOTES:
Power on the headphones (see "Power on").
The headphones try to connect to the two most recently-connected Bluetooth devices, including your soundbar or speaker.
NOTES:
The earcups rotate for easy, convenient storage. Place the headphones flat into the case.
NOTES:
Wipe the outside surfaces with a soft, dry cloth.
Don't allow moisture to get inside the earcups.
Replacement parts and accessories can be ordered through Bose customer service. Visit: worldwide. Bose.com/Support/QC45
Your headphones are covered by a limited warranty. Visit our website at global. Bose.com/warranty for details of the limited warranty.
To register your product, visit global. Bose.com/register for instructions. Failure to register will not affect your limited warranty rights.
The serial number is located inside the right earcup under the scrim. The scrim is the inner screen that covers and protects the components inside the earcup.
To view the serial number, grab the scrim at the top edge and gently peel it away.
Be careful not to press down on or remove any other components inside the earcup as this could damage the headphones.
If you experience problems with your headphones:
If you could not resolve your issue, see the table below to identify symptoms and solutions to common problems. If you are unable to resolve your issue, contact Bose customer service.
Visit: worldwide. Bose.com/contact
SYMPTOM | SOLUTION |
Headphones don't power on |
Charge the battery. |
Headphones don't connect with your mobile device |
Disconnect the back-up audio cable. Disconnect the USB charging cable. On your mobile device: Disable the Bluetooth feature and then re-enable. Delete your Bose QuietComfort 45 headphones from the Bluetooth list on your device. Connect again. Move your mobile device closer to the headphones and away from any interference or obstructions. Visit worldwide. Bose.com/Support/QC45 to see how-to videos. Clear the connected devices list and connect again. |
Battery won't charge |
Secure the ends of the USB charging cable. Try another charging source. If your headphones have been exposed to high or low temperatures, let the headphones return to room temperature and try charging again. |
No sound |
Power on the headphones and charge the battery. Check the state of the status light. Slide the Power/Bluetooth switch to the right and release to hear the connected device. Make sure you are using the correct device. Move your mobile device closer to the headphones and away from any interference or obstructions. Use a different music source. If two mobile devices are connected, pause your other device first. If two mobile devices are connected, move the devices within range of the headphones (30 ft or 9 m). Try a locally stored music or video file on your mobile device. |
Poor sound quality |
Use a different music source. Connect another mobile device. Disconnect the second device. Move your mobile device closer to the headphones and away from any interference or obstructions. Try a locally stored music or video file on your mobile device. |
No sound from a device connected by the back-up audio cable |
Secure the ends of the back-up audio cable. Increase the volume on your headphones, your mobile device and music source. Connect another device. |
Poor sound quality from a device connected by audio cable |
Secure the ends of the back-up audio cable. Connect another device. |
Action button doesn't change the noise cancelling mode |
Make sure your headphones are powered on. Use the Bose Music app to change the noise cancelling mode. |
Headphones don't connect to a Bose Smart Soundbar or Speaker |
Slide and hold the Power/Bluetooth button until you hear "Ready to connect another device," and the Bluetooth light blinks blue. Make sure that the headphones are within 30 ft (9 m) of your soundbar or speaker. |
Headphones don't reconnect to a previously-connected Bose Smart Soundbar or Speaker |
Reconnect a previously-connected device. |
Delayed audio when connected to a Bose Smart Soundbar or Speaker |
Download the Bose Music app and run available software updates. |
A restore to factory settings can clear all settings and return the headphones to their original out-of-box state. After, the headphones can be configured as if they were being set up for the first time.
Restoring to factory settings is only recommended if you are having issues with the headphones, or you have been instructed to do so by Bose customer service.
Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.
Advertisement
Need help?
Do you have a question about the QuietComfort 45 and is the answer not in the manual?
Questions and answers