Excellent used condition Hello, healthy ears! Puro Sound Labs’ lightweight headphones for boys, girls and teens are a safer sound solution for your child’s hearing, and the sound is terrifically crisp! Our Puro Sound Labs PuroQuiet Kids’ Wireless Headphones promote healthy ears by limiting the volume to 85 dB (the maximum safe listening level as recommended by many organizations, including the Hearing Health Foundation, OSHA, and the World Health Foundation) and blocking out 82% of the background noise.