Jaybird X4 Wireless Bluetooth Sport Headphones. Storm Metallic/Glacier version.

Features:
- 8 HOURS OF PLAYTIME: A single charge provides 8 hours of wireless play time - plenty of power for a full day outside
- SWEATPROOF & WATERPROOF: Sweat-proof and waterproof (IPX7) protection for gym and fitness workouts and running in all weather conditions
- SPORT-FIT PLUS: Comfortable headphone design runs over your ears for a secure sport fit or under for more relaxed situations
- COMFORTABLE FIT: Interchangeable Comply Ultra thermo-reactive tips provide enhanced durability rich sound and conform to individual ear canals for a comfortable secure fit
- PREMIUM SOUND: The Jaybird app provides Custom EQ allows athletes to customize sound EQ and save personal settings to the buds
- MUSIC & CALLS: Headphones allow users to manage phone calls and control and listen to music without interrupting gym workout
Model Number: 985-000809