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Replacing the battery in your product | QuietComfort® 3 headphones
quietcomfort®-3-headphones
QuietComfort® 3 headphonesSold from 2006 - 2015

Replacing the battery in your product | QuietComfort® 3 headphones

To replace the battery:

Tip: If the headphones will be stored for extended periods of time without use, removing the battery.
  1. Tilt the right earcup inward to access to the battery compartment
  2. Grasp the sides of the battery (just above the earcup indentations) and pull it away from the earcup
  3. Align the new battery and press it into the earcup until you feel a soft click.
Attaching battery

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Replacing the battery in your product | QuietComfort® 3 headphones