Jaybird X4 Wireless Bluetooth Headphones for Sport Fitness and Running, Compatible with iOS and Android Smartphones: Sweatproof and Waterproof - Alpha Metallic/Jade VG

Rechargeable battery

Offers up to 8 hours of use on a charge. 10 minutes of charging provides a full hour of play time.

Waterproof design

Provides protection from sweat and water, so you can easily wear headphones while working out.

Sport Fit Plus

Comfortable, versatile design runs over your ears for a secure, sport-specific fit or under for more relaxed situations.

Clear sound with custom EQ

High sound quality that's compatible with the Jaybird App to customize sound EQ and save personal settings to the buds.

Headset controls

Manage calls, and control and listen to music with the push of a button.

Voice assistant built-in

Convenient, one-touch access to your phone's Siri or Google Assistant manages calls while running or riding.

Speed cinch system

Allows for fast and easy adjustability.

Bluetooth 4.1 interface

Enables simple wireless pairing with your Bluetooth-enabled device.