The JBL Tour Pro 2's True Adaptive Noise Cancelling technology tunes out distractions so you can enjoy your favorite audio—or even the sound of silence—all powered by legendary JBL Pro Sound and experience seamless, superb sound on the go. The unique smart charging case allows you to control the earbuds' settings without using your phone or the App. Immerse yourself in spatial audio for up to 40 hours on a single charge.