T AF R D QUIETCOMFORT EARBUDS II
I M P ORTA N T SA F ET Y I N STRU C T I O N S Please read and keep all safety, security, and use instructions. Bose Corporation hereby declares that this product is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU and all other applicable EU directive requirements. The complete declaration of conformity can be found at: www.Bose.
I M P ORTA N T SA F ET Y I N STRU C T I O N S Contains small parts which may be a choking hazard. Not suitable for children under age 3. This product contains magnetic material. Consult your physician on whether this might affect your implantable medical device. • To reduce the risk of fire or electrical shock, do NOT expose this product to rain, dripping, splashing, or moisture and do not place liquid filled objects such as vases, on or near the product.
RE G UL ATORY A N D L EG A L I N FO R MAT I O N NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
RE G ULRATORY EG U L ATORY A N D L IEG N FOR A L IM NAT FOI R OMAT N ION Low-power Radio-frequency Devices Technical Regulations Without permission granted by the NCC, any company, enterprise, or user is not allowed to change frequency, enhance transmitting power or alter original characteristic as well as performance to an approved low power radio-frequency devices.
RE G UL ATORY A N D L EG A L I N FO R MAT I O N Date of Manufacture: The eighth digit in the serial number indicates the year of manufacture; “2” is 2012 or 2022. Location of Manufacture: The seventh digit in the serial number indicates the location of manufacture. China Importer: Bose Electronics (Shanghai) Company Limited, Level 6, Tower D, No. 2337 Gudai Rd. Minhang District, Shanghai 201100 EU Importer: Bose Products B.V.
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CON T EN TS WHAT’S IN THE BOX Contents.............................................................................................................................. 13 BOSE MUSIC APP SETUP Download the Bose Music app................................................................................... 14 Add the earbuds to an existing account................................................................ 14 SWEAT AND WEATHER RESISTANCE...............................................................
CON T EN TS CUSTOMIZE TOUCH CONTROL Shortcut............................................................................................................................... 28 Use your Shortcut.................................................................................................... 28 Change or disable your Shortcut...................................................................... 28 IN-EAR DETECTION Auto Play/Pause.............................................................................
CON T EN TS BLUETOOTH CONNECTIONS Connect using the Bose Music app.......................................................................... 38 Connect using the Bluetooth menu on your m obile device........................... 38 Disconnect a mobile device......................................................................................... 39 Reconnect a mobile device.......................................................................................... 39 Clear the earbuds device list............
W HAT’S IN T HE BOX CONTENTS Confirm that the following parts are included: Charging case AF T Bose QuietComfort Earbuds II L2 Eartips (sizes small and large) 2 L3 3 Stability bands (sizes 2 and 3) NOTE: Size 1 bands are attached to the earbuds. For help identifying the band sizes, see page 19. D R NOTE: Medium eartips are attached to the earbuds. For help identifying the eartip sizes, see page 19. USB Type-C® to USB-A cable NOTE: If any part of the product is damaged, don’t use it.
BOSE M USI C A P P SET U P The Bose Music app lets you set up and control the earbuds from any mobile device, such as a smartphone or tablet. Using the app, you can verify the earbud fit, manage Bluetooth connections, manage earbud settings, adjust the audio, choose your voice prompt language, and get updates and new features. NOTE: If you have already created a Bose account for another Bose product, see “Add the earbuds to an existing account.” DOWNLOAD THE BOSE MUSIC APP 1.
SW EAT A N D W EAT HER R ES I STA N C E The earbuds are rated IPX4 water resistant. They are designed to be sweat and weather resistant but aren’t meant to be submerged under water. CAUTIONS: • Do NOT swim or shower with the earbuds. • Do NOT submerge the earbuds. NOTES: T • To prevent corrosion, regularly clean the charging contacts on the earbuds with a dry, soft cotton swab or equivalent. D R AF • IPX4 isn’t a permanent condition, and resistance might decrease as a result of normal wear.
HOW TO W EA R INSERT THE EARBUDS 1. Insert the earbud so the eartip gently rests at the opening of your ear canal. NOTE: Each earbud is marked with either an R (right) or L (left). R/L marking 2. Slightly rotate the earbud back until the eartip creates a comfortable seal at your ear canal and the stability band rests against your ear ridge. T NOTE: You may need to rotate the earbud back and forth for the eartip to create a comfortable seal.
How TO HOW To W EA ear R CHECK YOUR FIT For the best fit, audio performance, and noise cancellation, use a mirror to make sure you’re using the correct size eartips and stability bands. You may need to try a different size eartip or stability band for each ear. TIP: You can also check your fit using the Eartip Fit Test in the Bose Music app. You can access this option from the Settings menu. Eartip FIT WHAT TO CHECK The eartip gently rests at the opening of your ear canal to create a comfortable seal.
HOW TO W EA R Stability band FIT WHAT TO CHECK The band doesn’t stick out or feel squished against your ear ridge. T Proper fit The band is sticking out or feels squished under your ear ridge. D R AF Too big Too small The band doesn’t reach your ear ridge.
HOW TO W EA R TRY ANOTHER SIZE Wear the earbuds for an extended period of time. If the earbuds don’t feel comfortable or secure, or noise cancellation or sound quality isn’t as expected, try another size eartip or stability band. You may need to try all three eartip or band sizes or use a different size eartip or band for each ear. Eartip The eartips come in small, medium, and large. Stability band AF T Medium eartips come attached to the earbuds. If they feel too small, try large eartips.
HOW TO W EA R CHANGE THE EARTIPS 1. Holding the earbud, gently squeeze the eartip and peel it away from the earbud. Squeeze and peel Separate CAUTION: To prevent tearing, do NOT pull on the edge of the eartip. 2. Choose a new eartip size (see page 19). R AF T 3. Align the eartip with the earbud nozzle and press the eartip onto the nozzle until you feel the it snap securely into place and hear it click. Press D Align 4. Repeat steps 1 – 3 for the other earbud, as needed.
HOW TO ’ W EA R CHANGE THE STABILITY BANDS 1. Holding the earbud, gently grab the stability band scoop and peel the band toward you, over the eartip, and away from the earbud. Stability band scoop Stretch Peel Separate 2. Choose a new band size (see page 19). T CAUTION: To prevent tearing, do NOT pull on the thin part of the band. AF 3. With the band markings facing you and the band scoop facing away from you, align the dot on the band with the gray dot on the bottom of the earbud. 4.
HOW TO W EA R 6. Repeat steps 1 – 5 for the other earbud, as needed. NOTE: You may need to use a different size band for each ear. 7. Insert the earbuds (see page 16). 8. Check the fit (see page 17). NOTES: • To see how-to videos about changing the bands, visit: support.Bose.com/QCEii D R AF T • If you need additional stability band sizes, contact Bose customer service or visit: support.Bose.
P OW ER POWER ON Open the charging case. The earbuds power on. The earbuds status light glows according to the charging status (see page 36). The charging case status light glows according to the battery level (see page 37). Earbuds status light AF T Charging case status light D R NOTE: When you remove the earbuds from the charging case, close the case to help preserve the battery life and keep the case free of debris.
P OW ER POWER OFF T 1. Place both earbuds in the charging case. AF 2. Close the case. D R The earbuds power off. The charging case status light glows according to the battery level (see page 37). NOTE: The earbuds disconnect from your device when they are placed in the case. STANDBY Standby conserves the earbud battery when an earbud is out of the case and not in use. The earbud switches to Standby when you remove the earbud from your ear for 10 minutes.
TOUCH CON T R OL Use touch control by tapping or swiping the touch surface of either earbud. With touch control, you can play/pause audio, change the volume, perform basic call functions, adjust noise cancellation, and use a Shortcut (see page 28). TOUCH SURFACE AREA The touch surface is located on the outer surface of both earbuds. It controls media playback, volume, phone calls, noise cancellation, and your Shortcut.
TOUCH CON T R OL WHAT TO DO Skip to the next track Double-tap an earbud. 2x 2x Skip to the previous track Triple-tap an earbud. 3x 3x T CONTROL PHONE CALLS WHAT TO DO AF CONTROL Answer a call 1x 1x D R Tap an earbud. End/Decline a call Double-tap an earbud. 2x 2x Answer a second incoming call and put the current call on hold Tap an earbud.
TOUCH CON ’ T R OL CONTROL WHAT TO DO Decline a second incoming call and stay on current call Double-tap an earbud. 2x 2x Call notifications A voice prompt announces incoming callers and call status. To stop call notifications, disable voice prompts using the Bose Music app. You can access this option from the Settings menu. T NOISE CANCELLATION AF For information about changing the noise cancelling mode, see page 31.
CUSTOM IZE TOU CH CON T R O L SHORTCUT A Shortcut enables you to quickly and easily access one of the following functions: • Cycle through noise cancelling modes • Use your mobile device voice control NOTE: By default, cycling through noise cancelling modes is enabled on both earbuds. Use your Shortcut T To use your Shortcut, touch and hold an earbud. AF Change or disable your Shortcut To change or disable a Shortcut or to assign a different Shortcut to each earbud, use the Bose Music app.
I N -EA R D ETECT ION In-Ear Detection uses sensors to identify when you’re wearing both earbuds or just a single earbud. You can automatically play/pause audio, answer phone calls (if enabled), and adjust noise cancellation by inserting or removing one or both earbuds. NOTE: To manage In-Ear Detection features, use the Bose Music app. You can access this option from the Settings menu. AUTO PLAY/PAUSE When you remove an earbud, audio pauses on both earbuds. To resume audio, reinsert the earbud.
N OI SE CA N CEL L AT IO N Noise cancelling reduces unwanted noise, providing a clearer and more lifelike audio performance. You can choose between two pre-configured noise cancelling modes, Quiet and Aware, or create up to two of your own custom modes. 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.
N OI SE CA N CEL L AT IO N CHANGE NOISE CANCELLING MODE To cycle through the noise cancelling modes, touch and hold an earbud. A voice prompt announces the selected noise cancelling mode. NOTE: To change the noise cancelling mode using the earbuds, it must be set as a Shortcut (see page 28). T TIP: You can also change the noise cancelling mode using the Bose Music app. You can access this option from the Settings menu.
BAT T ERY CHARGE THE EARBUDS 1. Align the charging contacts on the left earbud with the charging pins on the left side of the charging case. AF T Charging pins R NOTE: Before charging, make sure the earbuds are at room temperature, between 46° F (8° C) and 102° F (39° C). 2. Place the earbud in the case until it magnetically snaps into place. D The earbuds status light glows according to the charging status (see page 36). 3. Repeat steps 1 – 2 for the right earbud.
BAT T ERY CHARGE THE CHARGING CASE CAUTION: Use this product only with an agency approved power supply which meets local regulatory requirements (e.g., UL, CSA, VDE, CCC). R AF T 1. Connect the small end of the USB cable to the USB-C® port on the bottom of the charging case. 2. Connect the other end to a USB-A wall charger (not provided) or computer. D The charging case status light glows solid amber (see page 37).
BAT T ERY CHECK THE EARBUD BATTERY LEVEL While using the earbuds • When you remove the earbuds from the charging case and insert them into your ears, a voice prompt announces the earbud battery level. • Use the Bose Music app. The earbud battery level is displayed on the main screen. NOTE: If one earbud has a lower battery level than the other, the voice prompt announces the lower battery level. If the battery is low, you hear “Battery low, please charge now.
BAT T ERY CHECK THE CHARGING CASE BATTERY LEVEL Open the charging case. T The charging case status light glows according to the battery level (see page 37). COMPONENT Earbuds NOTES: CHARGING TIME 2 hours 3 hours R Charging case AF CHARGING TIME D • When the earbud battery level is low, a 20-minute charge with the case closed powers the earbuds for up to 2 hours. • A full charge powers the earbuds for up to 6 hours. Battery life varies depending on usage.
EA R BU D A N D CHA R G IN G CAS E STAT U S EARBUDS STATUS LIGHT The earbuds status light is located on the inside surface of the charging case. Earbuds status light T Bluetooth status Shows the Bluetooth connection status to mobile devices. Slowly blinks blue Ready to connect Connected R Solid blue (5 seconds) SYSTEM STATE AF LIGHT ACTIVITY Device list cleared D Blinks white 2 times Battery, update, and error status Shows the earbud battery, update, and error status.
EA R BU D A N D CHA R’ G IN G CAS E STAT U S CHARGING CASE STATUS LIGHT The charging case status light is located on the front of the charging case. Charging case status light T Battery, update, and error status Shows the charging case battery, update, and error status.
B LU E TO OT H CON N ECT I O N S You can manage Bluetooth connections using the Bose Music app or the Bluetooth menu on your mobile device. CONNECT USING THE BOSE MUSIC APP To connect the earbuds and manage Bluetooth settings using the Bose Music app, see page 14. CONNECT USING THE BLUETOOTH MENU ON YOUR MOBILE DEVICE You can store up to seven devices in the earbud device list. You can connect and play audio from only one device at a time.
B LU E TO OT H CON N ECT I O N S 2. On your device, enable the Bluetooth feature. NOTE: The Bluetooth feature is usually found in the Settings menu. 3. Select the earbuds from the device list. NOTE: Look for the name you entered for your earbuds in the Bose Music app. If you didn’t name your earbuds, the default name appears. T BOSE QCII EARBUDS AF The earbuds name appears in the mobile device list. The earbuds status light glows solid blue (see page 36).
B LU E TO OT H CON N ECT I O N S CLEAR THE EARBUDS DEVICE LIST 1. With the earbuds in the charging case and the case open, press and hold the button on the back of the case for 15 seconds until the earbuds status light blinks white twice and then slowly blinks blue. AF T NOTE: Make sure both earbuds are in the case and the case is open. 2. Delete the earbuds from the Bluetooth list on your device. D R All devices are cleared, and the earbuds are ready to connect (see page 14).
CA R E A N D M A IN T EN AN C E STORE THE EARBUDS When you’re not using the earbuds, store them in the charging case. Close the charging case to help preserve battery life and keep the charging case free of debris. CLEAN THE EARBUDS AND CHARGING CASE COMPONENT PROCEDURE Remove the eartips and bands from the earbuds and wash them with a mild detergent and water. Eartips and stability bands NOTE: Make sure you thoroughly rinse and dry the eartips and bands before re-attaching them to the earbuds.
CA R E A N D M A IN T EN AN C E UPDATE THE EARBUDS The earbuds begin updating automatically when connected to the Bose Music app and an update is available. Follow the app instructions. UPDATE THE CHARGING CASE Update the charging case using the Bose updater website. On your computer, visit: btu.Bose.com and follow the on-screen instructions. VIEW THE EARBUD DATE CODE Remove the stability band from the earbud (see page 21). T The date code is located on the earbud in the wide area near the microphone.
T R OUBL ESHOOTI N G TRY THESE SOLUTIONS FIRST If you experience problems with the earbuds, try these solutions first: • Charge the earbuds and the charging case (see page 32). • Power on the earbuds (see page 23). • Check the earbuds status light (see page 36) and charging case status light (see page 37). • Make sure your mobile device supports Bluetooth connections (see page 38). • Download the Bose Music app and run available software updates (see page 14).
T R OUBL ESHOOTI N G SYMPTOM SOLUTION On your device: • Turn the Bluetooth feature off and then on. • Delete the earbuds from the Bluetooth list on your d evice, including any duplicate listings labeled LE (Low Energy). Connect again (see page 14). Earbuds don’t connect with mobile device Place both earbuds in the charging case until they magnetically snap into place. Close and re-open the case. The earbuds status light displays charging status (see page 36). Connect again (see page 14).
T R OUBL ESHOOTI N G SYMPTOM SOLUTION Make sure the eartip isn’t resting too deep in your ear canal (see page 17). Try a larger eartip. If that doesn’t help, try a smaller eartip (see page 20). Try a smaller stability band (see page 21). Eartips aren’t comfortable at ear canal Check the earbud fit using a mirror (see page 17). Check the earbud fit using the Eartip Fit Test in the Bose Music app. You can access this option from the Settings menu. Contact Bose customer service or visit support.Bose.
T R OUBL ESHOOTI N G SYMPTOM SOLUTION Intermittent Bluetooth connection Clear the earbud device list (see page 40). Connect again (see page 14). Move the mobile device closer to the earbuds. Reboot the earbuds and charging case (see page 51). Make sure you’re using the right eartip and band sizes for each ear (see page 19). Check the earbud fit using a mirror (see page 17). Check the earbud fit using the Eartip Fit Test in the Bose Music app. You can access this option from the Settings menu.
T R OUBL ESHOOTI N G SYMPTOM SOLUTION Close and re-open the application or music service. Audio and video are out of sync Play audio from a different application or music service. Place both earbuds in the charging case until they magnetically snap into place. Close and re-open the case. The earbuds status light displays charging status (see page 36). Remove the earbuds. Check the earbud fit using a mirror (see page 17). Check the earbud fit using the Eartip Fit Test in the Bose Music app.
T R OUBL ESHOOTI N G SYMPTOM SOLUTION Place both earbuds in the charging case until they magnetically snap into place. Close and re-open the case. The earbuds status light displays charging status (see page 36). Remove the earbuds. If you customized your Shortcut to be on a specific earbud, make sure you touch and hold the correct earbud. Can’t adjust the noise cancelling mode See “Earbuds don’t respond to touch control” on page 49. Use the Bose Music app to adjust the noise cancelling mode.
T R OUBL ESHOOTI N G SYMPTOM SOLUTION Make sure you’re touching the correct touch control surface (see page 25). Make sure your finger is making good contact with the touch control surface (see page 25). For multi-tap functions, vary the tap pressure. Make sure your fingers are dry. Earbuds don’t respond to touch control If your hair is wet, make sure it isn’t interfering with the touch surface. If wearing gloves, remove them before touching the touch control surface.
T R OUBL ESHOOTI N G SYMPTOM SOLUTION Make sure the USB cable is correctly aligned with the port on the charging case. If the charging case battery is fully depleted, make sure the USB cable is attached long enough for the case to gain an initial charge. If you remove the cable and the charging case status light goes out, reattach the USB cable. Secure both ends of the USB cable. Charging case doesn’t charge Try another USB cable. Make sure the charging case is closed.
T R OUBL ESHOOTI N G REBOOT THE EARBUDS AND CHARGING CASE If the earbuds or charging case are unresponsive, you can reboot them. NOTE: Rebooting the earbuds clears the earbud device list. It doesn’t clear other settings. With the earbuds in the charging case and the case open, press and hold the button on the back of the case for 25 seconds until the earbuds status light blinks white 2 times, slowly blinks blue, and then turns off. AF T NOTE: Make sure both earbuds are in the case and the case is open.
T AF R D ©2022 Bose Corporation, 100 The Mountain Road, Framingham, MA 01701-9168 USA AM875097-0010 Rev.
