<div ><span>Highlights</span> <ul> <li>Long battery life</li> <li>Fast charging</li> <li>Optimal sound with multiple EQ modes</li> <li>Light weight</li> <li>IP54 Water and dust proof</li> </ul> </div> <p><span class="sc-cdd75544-0 bHXbPt">Overview</span>Charge the earbuds for 10 minutes before your commutes, and listen for as long as 3 hours. Once fully charged, the earbuds will sustain up to 9 hours of listening, and when charged multiple times with the case, they can support up to 40 hours of listening! 300,000+ ear canal samples and ergonomic simulation-based analysis. Robust Bluetooth 5.3 connections keep sound and image in sync,5 for immersive audiovisual experience.</p>