Fit Pro TWS Sport Earbuds are made with antimicrobial additives to help prevent growth of bacteria and germs between cleanings. Great way to listen to your playlist during a workout, with 4 hours of Playtime on a single charge, and up to 18 hours with case. Offers hands-free voice control with activation of Siri (iOS devices) or Google Assistant (Android devices). Ergonomic design with an over-ear hook is comfortable for active use & includes micro USB cable with 2 extra ear tips. FCC certified.