LENOVO LP1 True wireless earphones for total freedom of movement, packed full of technology that makes music sound clear and powerful. Up to 4 hours of play time with each charge and an additional 20 hours with the included charging case and also features a charging time of 1.5 hours. Earbuds are sweat and weather resistant (with an Ipx4 rating) and come with 3 different pairs of Stay hear and Sport tips (in sizes S/M/L) that provide a comfortable and secure fit. Wireless earbuds are designed to comfortably fit in your ear, in-ear design. The super musical outputs are light and comfortable to wear for long hours with no pain. 6 months replacement warranty.