Bose QuietComfort Earbuds II Noise-Cancelling True Wireless In-Ear Headphones - Black (Unboxed Deal) Garmin Swim 2 Don’t miss a detail with

Don’t miss a detail with this large

View advanced training metrics that include running dynamics1

The low latency wireless connection means zero lag when talking to the squad

Up to 30 hours of battery life

Bose QuietComfort Earbuds II Noise-Cancelling True Wireless In-Ear Headphones - Black (Unboxed Deal) Garmin Swim 2 Don’t miss a detail withSound shaped to you. Bose QuietComfort Earbuds II are the next generation of wireless listening. Enjoy the best in sound and noise cancellation that is perfectly yours. Everything tailored You always get the best sound quality because CustomTune technology auto adjusts it to your ears liking. How it works: 1. Your buds send out a chime to learn your ear canals unique shape 2. The chime bounces back and gets picked up by the built in microphones 3.