Long battery life. GO Air POP provides over 8 hours of battery life in each earbud and over 24 additional hours using the charging case (over 32 hours total). Put them back in the case to charge them, and use the built-in USB cable to charge the case. Double connection. Use either earbud independently or use both together. A built-in MEMS microphone in each earbud ensures call clarity. 15% smaller. Smaller than a credit card, the case fits in your pocket and the earbuds are our smallest yet — earbuds that are 15% smaller and 40% lighter with the compact case. Try all three tip sizes to get the perfect fit in the ear, creating a perfect seal for crystal clear sound. Its EQ3. With just a few taps via the touch sensors, you can choose your sound preference: JLab Signature, Balanced and Bass Boost modes — without an app.