With the JBL JR470NC Blue, your child can listen to music effortlessly. The headphones have an 85dB volume limit. Up to this limit, it's safe for your child's ears. This way, your child doesn't get hearing damage when they're using the headphones. Your child hears less of their surroundings thanks to noise canceling. This technology reduces ambient noise, so your child can enjoy their movie without interruption. Your child also turn up the volume unnecessarily high thanks to this technology. You keep control over the play time of the headphones via the app. You can control the amount of time that your child can use the headphones every day. This way, your child won't be on their tablet all day.