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QuietComfort® 20i Acoustic Noise Cancelling® headphones — Apple® devices
Sold from 2015 - 2015
Setup and UseTroubleshootingManualsParts/AccessoriesVideos Community
Setup and Use
Connecting other products
- Remote button troubleshooting
- Sound troubleshooting
- Microphone troubleshooting
- Microphone is not working
- Device is not responding to remote button commands
- Power troubleshooting
- Poor or no noise reduction
- Poor sound quality
- My headphones pop when I power them on. Is this normal?
- No audio from microphone
- Why is the LED light on my headphones blinking?
- My headphones will not turn on.