The 1MORE iBFree Sport wireless in-ear headphones feature a lightweight and durable aluminum alloy design equipped with titanium drivers for punchy bass and crisp audio clarity, IPX6 water and sweat resistance for active workouts, Bluetooth connectivity with AAC/aptX support, an ergonomic oblique-angled ear fit with secure sports grips, a clear MEMS in-line microphone, and a reliable rechargeable battery delivering up to 8 hours of continuous music playback on a single charge. | 1More | | Refurbished Excellent | iBFree SPORT + Vi Bluetooth IN EAR Headphones BLACK | Best Buy