The JBL Wave Buds is equipped with 8 mm dynamic drivers that offer high quality audio and features the JBL Deep Bass Sound. 32 HOURS OF PLAYTIME WITH SPEED CHARGE Enjoy all day audio with an 8 hour battery life in the earbuds and a 24 hour battery life in the case. When you need more power, you can speed charge for an extra two hours in just 10 minutes. QUICK CHARGE Do not worry if your battery is running low. A quick 10 minute charge gives you up to an extra 2 hours of playtime. STAY AWARE OF YOUR SURROUNDING With Smart Ambient technology, you can go anywhere and hear everything. TalkThru allows you to hear yourself and those around you without taking out your earbuds when you need to pause for a quick chat. Alternatively, use Ambient Aware to keep the music playing while remaining conscious of your surroundings. COMFORTABLE FIT ERGONOMIC DESIGN The JBL Wave Buds ergonomic, stick closed design is so comfortable that you might forget youre wearing them. The closed design eliminates external noises, improving bass performance.