• Truly wireless sport headphones for total freedom of movement, packed full of technology that makes music sound clear and powerful. Charging time 2 hours
• Earbuds are sweat and weather resistant (with an IPX4 rating) and come with 3 different pairs of StayHear and Sport tips (in sizes S/M/L) that provide a comfortable and secure fit
• Up to 5 hours of play time with each charge and an additional 10 hours with the included charging case
• Track lost earbuds with the Bose Connect App's “Find My Buds” feature
• Firmware update to improve audio video synchronization for customers using iPhones, iPads and other Bluetooth devices that support AVDTP version 1.3 or later, available via Connect app or btu.bose.com
• SoundSport Free headphones have an integrated dual microphone array located on the right earbud to allow you to use them during calls when connected to a smartphone that supports Bluetooth. Call audio will only be heard in the right ear bud
• WHAT’S IN THE BOX : SoundSport Free wireless headphones, Portable charging case, 3 sizes of StayHear Sport tips, USB cable