LG TONE Free premium wireless headphones. These in-ear headphones have an ergonomic design to stay comfortably in the ear providing six hours of music playback on a single charge and the total music playback time is 18 hours when using the charging case. UVnano charging case kills 99 9% bacteria on the speaker mesh and supports wireless charging for very easy and convenient charging. Meridian Hi-Fi audio solution with premium built-in equalizer for amazing sound. The headphones are IPX4 rated for water and sweat resistance and the included ear tips are made from soft, medical-grade silicone with non-toxic, hypoallergenic material. The charging case is not waterproof.