The noise-reducing microphone captures a student's verbal response - not their neighbours, making it ideal for language learning, library uses and in computer labs. The audio playback is calibrated to enhance the tonal range of the human voice in language learning. Features a padded headband comfortable enough for extended wear and fully adjustable to fit all sizes; noise-reducing circumaural earcups lower external noise; steel-encased boom with noise-reducing microphone swings up alongside the headband when not in use; reinforced entry point of the cord into the earcup; inline volume controls ideal for use in assessments; slotted baffles protect the inner speakers from damage; 6' straight cord long enough to avoice accidental pull out; 4-pin, 3.5mm To Go plug works with Chromebooks, iPads(R), iPhones(R), Galaxy, Surface, laptops, desktops & Macs. 3-year warranty.