T-PRO Multimedia USB Headsets with Noise-Cancelling Mic - Custom-Made for Grades K-12 State Required Testing! T-PRO SERIES headsets from HamiltonBuhl are deluxe headsets exclusively developed to deliver on all testing specification requirements! The newly-designed T-Pro Multimedia USB headset features: Superior speaker drivers for crystal clear sound quality Ambient noise-cancelling, adjustable, steel-reinforced gooseneck microphone with wider frequency response range to capture all student responses even lower and higher frequencies "Ambidextrous" gooseneck mic with a 210° swivel range to accommodate both right and left-handed users Noise-reducing, deluxe ear cup design to minimize noise for better concentration and focus On-ear cup volume control knob to eliminate accidental volume changes during testing Soft, comfortable Leatherette ear cushions for easy cleaning and easy care Dura-Cord – 5' chew- and kink-resistant cord Lightweight, durable design with foldable headband for easy storage