Info: Xtrainerz – Swimming/sports wirelessMP3 Bone conducting Headphones Price £139.99 Capacity: 4GB up to 1200 songs! IP68 waterproof (Submerged for up to 2 hours in 2 meters of water Battery life: 8hrs playback Snapshot review: I love them! As I spend more time in the pool these have been a must. Easy to use, comfortable, …