Go wherever your workout takes you with the JBL Endurance Peak 4 earbuds. The ergonomic fit of the TwistLock design means they'll stay in and stay comfortable. Enjoy rich, clear JBL Pure Bass Sound with Spatial Sound. Block out distractions with Adaptive Noise Cancelling or stay in touch with your surroundings with Ambient Aware. IP68 waterproof and dustproof rating. Three mics on each bud for clear calls. Up to 48 hours of battery life. JBL Headphones app to customize sound and settings.