My headphones will not turn on.
- QC®20 headphones—Samsung and Android™ devices
- QC®20 noise cancelling headphones – Apple devices
- QC®20 noise cancelling headphones – Samsung/Android™ devices
- QC®20i headphones—Apple® devices
- The battery may not be sufficiently charged. Try charging the battery. Fully charging a completely discharged battery takes approximately 2-3 hours