Product Features One� piece wearable music player for wire�]free workouts Waterresistant3 design holds up during intense workouts Compact design with 4 GB internal memory Technical Details Brand Name: Sony Model: NWZW263BLK Digital Storage Cap...Product Features One� piece wearable music player for wire�]free workouts Waterresistant3 design holds up during intense workouts Compact design with 4 GB internal memory Technical Details Brand Name: Sony Model: NWZW263BLK Digital Storage Cap...Product Features One� piece wearable music player for wire�]free workouts Waterresistant3 design holds up during intense workouts Compact design with 4 GB internal memory Technical Details Brand Name: Sony Model: NWZW263BLK Digital Storage Cap...