√ 3-LEVEL VOLUME LIMITER FOR HEARING PROTECTION: Adopt exclusive proprietary 3-level volume limiter(75dB/85dB/94dB) to protect vulnerable and sensitive ears of kids while give parents a piece of mind, not having to constantly monitor the volume. Two superior speakers provide crystal clear sound. √ THE IN-LINE VOLUME CONTROL W/ BUILT IN MIC: Allows hands free talking,let you pick up calls and skip between tracks in playlist without missing a beat. √ FOLDABLE AND DURABLE DESIGN: The adjustable headband with memory stainless steel strips gives this headphone some impressive flexibility and durability. Premium braided nylon fabric,4.9ft/1.5m audio cable is sturdy enough to withstand rough play for kids. √ SHARING JACK: No need for a splitter. Kids can have another headphone plug into the sharing jack on the left side of the headphone to share audio with friends or families. It’s compatible to all devices with 3.5AUX. √ EASY CARRYING & SATISFYING SERVICE: Folding and compact design convenient in carrying and storage.Kids can easily fold them up and put them into the carrying punch for travel and school. You’re entitled to enjoy 24-hour Customer-friendly Support Service. Any question please feel hassle-free to contact us.