The system uses internal and external microphones to sense and counteract ambient noise, rivaling the performance of full-sized over-ear headphones.
The proprietary StayHear+ silicone tips sit in the bowl of the ear rather than deep in the canal, providing a secure fit without the pressure common in other in-ear models.
Purchasing the Bose QuietComfort 20 (QC20) Go to product viewer dialog for this item.