FunctionsQuality sound has no age, but you want to be sure your kids are safe while having fun. With a maximum volume set under 85dB, they’re free to enjoy JBL quality sound, safely,Shut out all that noise and distraction with Active Noise Cancelling. Your kids can stay focused whether they’re listening to music, enjoying their favorite show or learning online,Help your kids stay connected to the world with the built-in mic. They can chat easily with friends and family during downtime, or teachers while they’re busy learning.