Designed For Student Testing And Assessments And Is Built Tough Enough To Withstand The Rigors Environment. It Features A Twistable Non-Break Headband Durable Earpads That Easily Wipe Clean And A Unidirectional Boom Microphone. No Installation Required. Just Plug And Play. The Headsets Has A 3Mm Braided And Chew-Proof Cord. Droptech Beta Headphones Are Drop Tested To Protect Against Falls From Up To 4 Feet.