[HIGH DEFINITION SOUND & MICROPHONE: The set of A8 classroom headphones bulk 10 Pack that are colorful utilized in K-12 Classroom. Featuring upgraded 40mm stereo drivers and an HD microphone. The kids headphones for school are designed to deliver smooth audio and sensitive voice capture making them ideal tools for modern education applicable in classrooms librarylistening exams and remote learning COLORFUL & DESIGNED FOR COMFORT: We offer the A8 school headphones for kids in colorful variations with vibrant tones- no more plain & boring colors. The upgraded earmuffs of this Classroom headphones are ergonomically designed with soft over-ear breathable protein leather ear pads and a thick padded headband which can better isolate environmental noise while maintaining good breathability ADJUSTABLE & FOLDABLE & LIGHTWEIGHT: The Kids headphones for school has an adjustable function allowing you to easily adjust it to the most comfortable position suitable for various head shapes. Foldable headphones are very convenient whether on the road in airplanes cars or taken to school. Weighing only 7oz you can enjoy high-quality audio anytime and anywhere DURABLE & UNIVERSAL COMPATIBILITY: The kids headphones with cord made in thickened nylon cable and gold-plated jacks which can withstand up to 44 lbs of weight and maintain a stable connection after over 10000 uses. Equipped with a 3.5mm jack these headphones with microphone for kids work with most devices Compatible with Chromebooks laptops computers and other mobile devices 24-HOUR SERVICE: AILIHEN headphones over ear wired have undergone strict quality testing and the factory pass rate is as high as 99.9%. If the product is damaged due to quality or transportation problems please feel free to contact us and we will give you a satisfactory solution within 24 hours]