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Understanding LED indicator status lights and information | Bose QuietComfort Ultra Earbuds
Earbuds and charging case status lights
Earbuds Status Lights
The earbuds status light is located on the inside surface of the charging case.Note: Upon opening the case or placing the earbuds in the case, the status light will blink white for approximately 5 seconds until the battery status is displayed.
Bluetooth status - Shows the Bluetooth connection status to mobile devices
- Slowly blinks blue - Ready to connect
- Solid blue (5 seconds) - Connected
- Blinks white twice - Device list cleared
- Solid white (5 seconds) - Fully charged
- Solid amber (5 seconds) - Charging
- Blinks white twice, slowly blinks blue, and turns off - Reboot complete
- Blinks white 3 times (repeated) - Updating firmware
- Blinks amber and white - Error, contact Bose customer service
Charging Case Status Light
The charging case status light is located on the front of the charging case.
Battery status - Shows the charging case battery charge level, update, and error status
- Solid white -Fully charged (100% and plugged in)
- Solid white (5 seconds) - Charged (34% – 99%)
- Solid amber (5 seconds) - Low charge (10% – 33%)
- Blinks amber twice - Need to charge (less than 10%)
- Solid amber - Charging
- Blinks white 3 times (repeated) - Updating software
- Blinks amber and white - Battery critically low (Charge case now), or hardware error (replace case)
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