The JBL Tune 130NC TWS make your day song better for song. The completely wireless earphones give you 40 hours of extraordinary JBL Pure Bass Sound, while the ergonomic and waterproof design offers comfort all day in any weather. Make calls easily and seamlessly with 4 micros that eliminate ambient noise and make perfect calls anywhere. With active noise-cancelling and smart ambient technology, you can choose to hide the outside world or work with your surroundings. Best of all, JBL headphones app lets you personalize your entire listening experience. Stay in touch with your world, in your way.