Open-ear design with pressure-free fit ensures comfortable use with enhanced situational awareness True wireless design with Bluetooth and RF technology ensures seamless connectivity 12mm titanium-coated drivers and virtual bass combine to deliver Hi-Res sound and powerful bass Ergonomic five-degree curve and adaptive open-ring design provide stable, lightweight fit during active use Four Al-enhanced beamforming mics with wind- blocking meshes ensure crystal-clear calling experience Intuitive tap controls let you manage music and calls effortlessly IPX4 water resistance makes these headphones safe and reliable for use in various environments Enjoy up to eight hours playtime and extend to 24 hours with charging case