@aufordabudol: Experience open-ear listening with the POLVCDG X9 Bone Conduction Headphones—8GB built-in storage, IPX8 waterproofing, up to 10 hours playtime, and perfect for workouts, running, and swimming. 🎧🏊♂️ #boneconduction #openearheadphones #swimmingheadphones #POLVCDG