1、COMFORTABLE WEAR: Kids headphones are made of ABS with foam ear cushions, which are soft and sturdy, comfortable to wear and provide you with a longer usage time. Small size, easy to carry, you can also plug them in your car. 2、ADJUSTABLE DESIGN: Wired on ear headphones are designed with a flexible headband that supports adjustments to fit a variety of head sizes, fits most children, teens and adults. 3、STEREO SOUND: Wired stereo headset provides stereo effect with clear sound, suitable for listening test, distance learning, online learning, traveling, watching movies, listening to music (without microphone). 4、GOOD COMPATIBILITY: Classroom headphones with 3.5mm sound jack are compatible with most sound devices such as tablets, cell phones, desktops, laptops or MP3 players, fitness equipment and other smart devices. 5、WIDE APPLICATION: Classroom kids headphones meet the needs of schools, classrooms, airplanes, hospitals, libraries, gyms, fitness, hotels, travels and more.