The Bantam Children"s Headphones are fresh designs and made with quality materials including a compact, adjustable headband. The headphones feature AERIAL7"s Automatic Volume Reduction technology that reduces maximum volume or sound pressure, without compromising sound quality. You can relax & be rest assured that your child is using the safest headphones. Allow your child listen to crystal clear sound without distortion or excess exposure to noise. It works with mobile phones, tablets, MP3 players and other music devices.