This unlocks new details in music or soundtracks

Whole-Machine HEPA Filtration

24/7 Heart Rate Tracking: Watching your heart rate during exercise lets you know when you’re in fat burn

wATER rATING 10 ATM MEMORY/HISTORY 32 MB Clock Features

Tracks daily totals for past 30 days

Logitech Core MEGABOOM 4 Portable Waterproof Bluetooth Speaker in Purple - 984-001999 Wi-Fi Phones This unlocks new details inThundering Bass MEGABOOM 4 delivers powerfully loud; clear and immersive 360 degree sound with thundering bass. It's even bassier than the previous generation. Featuring Ultimate Ears signature sound; you can hear every note which is carefully balanced. Virtually Indestructible MEGABOOM 4 is built tough and ready for adventure. Dunk it. Splash it. Drench it. Crank it. MEGABOOM 4 is designed to get seriously wet and keep on booming. It's floatable too.