Jaybird X4 - Earphones with mic - korviin - Bluetooth - langaton - jade, alfa metallic

The evolution of the do-it-all wireless headphones for the all-around runner and outdoor athlete - comfortable,rugged and fully waterproof to tackle any run,ride or trail in any condition.

• X4 is fully waterproof (IPX7) and sweatproof
• Comfortable, versatile design runs over your ears for a secure, sport-specific fit or under for more relaxed situations
• Comply Ultra foam tips - interchangeable, thermo-reactive tips conform to individual ear canals
• Premium sound with custom EQ - uncompromising sound quality that's compatible with the Jaybird App to customize sound EQ and save personal settings to the buds
• Music & calls - manage calls, control and listen to music