1.[Updated Model]: designed to be an effective volume limiter to protect our little ones hearings, durable and comfortable fit for their smaller heads, minimum noise leakage as well as kid-friendly fun in the design. Thus, It has built-in volume-limiting circuitry that keeps the sound pressure down to levels recommended as safe for them and always-on sound-control circuit caps peak volume levels at 85 decibels; with wireless feature, there is no risk of it overpowered to damage their hearings 2.[Foldable, lightweight and adjustable headset]:A cat-themed design with 3 LED shinning flashing lights. Foldable design is ideal for chucking in school bags, for storing in hand luggage and for compact storage at home, they feel light with the squishy and cushioned ear cups and soft padded earcups that pull down far enough to accommodate toddles and schoolers 3.[Latest Blue V5.0 technology for cord-free listening & universal compatibility]: Blue V5.0 can be connected to virtually all smartphones and tablets such as iPhone, Samsung, Android Phone, Computer, etc. For devices that do not have Blue capabilities equipment. With the help of Blue V5.0, it genuinely makes music sing with oodles of bottom end, crisp, silky treble and a very decent mid-range 4.[Simplified controls & built-in mic for hands-free phone calls]: It is quite simple for kids to meddle with the control buttons coming with well-thought-out details. All the control buttons are located on the sides of the cups: power on/off, led lights on/off, previous song/volume+ and next song/volume-. Meanwhile, there is a TF card slot supporting one more music-streaming way. 5.Choose from multiple colors, choose your favorite color