Features: 2-in-1 Active Noise Cancelling Kid-Safe Headphones 15 hours on a Bluetooth connection or for an unlimited amount of time with an auxiliary wired Volume limiting technology at 85 dB will let your child listen along at a kid-safe volume APA (American Parent Association) approved Lightweight and foldable design will make a comfortable listening experience without the added weight Additional Details: LIMITED 1 YEAR warrenty Brand: Altec Lansing Style: MZX4500