Bose QuietComfort 35 (Series I) Wireless Headphones, Noise Cancelling – Black

World class noise cancellation makes quiet sound quieter and music sound better. Connectivity Technology: Wireless

Wireless convenience, with easy Bluetooth and NFC pairing aided by voice prompts

Noise rejecting dual microphone system for clear calls even in windy environments

Volume optimized EQ for balanced audio performance at any volume

20 hour battery life per charge; up to 40 hours in wired mode