Plantronics BackBeat FIT Training Edition Sport Earbuds, Waterproof Wireless Headphones, Access to Interactive Audio Coaching from The PEAR Personal Coach App, Power Blue Paradigm Shift It features a special cavity

It features a special cavity design that differs from the others and uses high density material that reduces cavity vibrations

Max Input Power: 1

5 year warranty does not come with headset case

99% oxygen-free

but also master the world advanced headset design and production experience

Plantronics BackBeat FIT Training Edition Sport Earbuds, Waterproof Wireless Headphones, Access to Interactive Audio Coaching from The PEAR Personal Coach App, Power Blue Paradigm Shift It features a special cavityBrand: Plantronics Color: Blue Features: INTERACTIVE AUDIO COACHING AND WORKOUTS: Stay motivated with unlimited access to 12 workouts on the PEAR Personal Coach App* and a 6 month Membership to PEAR, with interactive audio coaching from world renowned trainers and athletes. * Subject to PEAR Sports terms and requirements. STABLE AND COMFORTABLE: Long lasting stability and comfort for every workout level, BackBeat FIT Training headphones feature a