Take your sound anywhere. The JBL Wave Flex has a safe, comfortable stick-open design, bass you can feel, and is splash and dust resistant. The earbuds have a total battery life of 32 hours and are designed for your daily entertainment. Whether you're strolling through the city or relaxing on the beach, you can always communicate clearly hands-free, while Smart Ambient technology keeps you aware of your surroundings. And when you need an extra boost, you can charge for two extra hours of power in just 10 minutes. JBL Deep Bass Sound Get the most out of your music with high-quality audio from safe, reliable earbuds with 12mm drivers with JBL Deep Bass Sound. Comfortable fit The ergonomic, stick-open design of the JBL Wave Flex is so comfortable you'll almost forget you're wearing it. The stick-open design allows you to enjoy all the sound without blocking your ear canal. Up to 32 hours (8 + 24 hours) of battery life with fast charging With a battery life of 8 hours for the earbuds and 24 in the case, the JBL Wave Flex allows you to listen to music all day long. And if you need more battery, you can charge for an additional two hours in just 10 minutes.