Tackle your day one song at a time with the JBL Tune Flex, a pair of black true wireless earbuds with active noise cancellation and up to 32 hours of JBL Pure Bass Sound. Never be deterred by inclement weather, as the earbuds are IPX4 rated for water and sweat resistance. You can enjoy your music or podcast anytime, anywhere. With a simple touch, you can to manage and enjoy perfect calls anywhere, without ambient noises. The Active Noise Cancelling ANC and Smart Ambient technology allow you to choose whether you want to tune out the world or engage with your surroundings. The free JBL Headphones App lets you personalize your entire listening experience. The Flex Tone earbuds include a charging case, USBC charging cable, one open eartip, and three sizes of sealing eartips S, M, L.