Bluetooth. 10+ hours battery. Universal mic with volume + track control. Goes with smart assistants android + apple. 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 you go. Custom Fit: Adjust the comfort to meet your extract fit with our 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 adjust volumes quickly, all in between calls with the built-in mic.Package Contents: 3 tips sizes; 2 cush fin sizes; Micro USB cable; Shirt cable clip. Universal mic with volume + track control. Power on + bluetooth pairing: Click and hold 10 sec (blinking blue and red light indicates JBuds Pro wireless are ready to pair to bluetooth device). Official Audio Partner of Major League Soccer: Tim Howard - Colorado Rapids; Yoshimar Yotun - Orlando City; Luciano Acosta - DC United; Romell Quinoto - Houston Dynamo. jlabaudio.com. (hashtag)findyourgo. Recyclable Packaging. Designed in California. Assembled in China.