Brand Name: LenovoIPX5 waterproof: sports Earbud design, internal nano coating protects the headphones from heavy rains or sweat throughout intense exercises; just enjoy your time when running, jogging, riding, hiking, fitness, or in the gym. keep your headphones in good working order, even if you are drenched sweats after a grueling workout.1, bluetooth v5.3, support most bluetooth devices and lower power