Zone Learn is designed for learning and built for schools. With acomfortable, micro-adjustable fit, audio designed for educationalapplications, and fully swappable, upgradeable cables and ear pads, ZoneLearn is built for sustained focus, and long-term use. It’s beenextensively tested to meet the military standard 810G (4 feet - 1.2 m).Plug-and-play capabilities include a 3.55 mm AUX, and USB-C, so it worksacross most devices, operating systems, and conferencing platforms. ZoneLearn is made from a minimum of 22% recycled post-consumer materials;100% PVC-free, VOC-free, and paint-free.