Goes with Smart assistants android + apple. Universal mic with volume + track control. 10+ hours of playtime (10+ hours playtime based on medium (50%) volume). Bluetooth Playtime: Ready to go wireless? For a hassle-free music experience, link your Bluetooth enabled device & stream from up to 30 feet away. With over 10 hours of playtime, utilizing Bluetooth 5, experience crisp sound wherever you go. Custom Fit: Adjust the comfort to meet your exact fit with out Adjustable Tip Placement and Cush Fin technology. Further customize with the included gel tips and you've got yourself a secure, sound sealing earbud that guarantees a perfect fit, every time. An IP55 sweat resistance makes them durable for workouts. Universal Controls: All controls are effortlessly at your fingertips while you're out and about. Play, pause, change tracks, and adjust volume quickly, all in between calls with the built-in mic. Package Contents: 3 tip sizes. 1 Pair of cush fins. Micro USB cable. Cable cinch. Official audio partner of Major League Soccer. Limited two year warranty. 30 day satisfaction guarantee. CE listed. jlabaudio.com. (hashtag)findyourgo. Recyclable packaging. Designed in California. Assembled in China.