These kids-friendly headphones feature kid-friendly buttons and bluetooth connectivity with your child's favourite Ms Rachel songs built in! Designed for comfort - headband and earcaps are paded and fully adjustable for added comfort. Safe Listening - Volume reduced to ensure safe listening levels. Includes Built in Songs - No streaming services required, or need to hook up to a separate device. Connectivity - Wirelessly stream audio from a mobile device when out of Built in Music-mode.