The JBL Tour One M2's True Adaptive Noise Cancelling technology tunes out any distractions and lets you focus on what you're doing while soaking in superior audio with Hi-Res JBL Pro Sound. Enjoy voice calls with 4-mic technology's crystal clarity and 50 hours of battery life. And immerse yourself in JBL Spatial Sound, and let the 40mm drivers deliver the ultimate sound performance - it'll feel like you're right in the studio with your favourite artist.