Motiv8 are lightweight, on-ear headsets featuring an adjustable padded headband. These TRRS 3.5mm plug headsets include a durable steel-reinforced gooseneck microphone for maximum versatility.Motiv8 headsets feature are compatible with Chromebooks, PCs, Macs and any device with a 3.5 mm port making Motiv8 ideal for all educational environments. Featuring a padded, adjustable headband and gooseneck microphone for maximum versatility, superior sound quality with soft, leatherette ear cushions, these headsets are designed for long-term comfort. The 120 degree angled, slim-barrel plug ensures an easy fit on devices with thicker covers.The Motiv8 headset also includes our exclusive Dura-Cord – the chew, kink and knot-resistant PVC-jacketed nylon cord." "Headset Specifications: 40mm Speaker Drivers Frequency Response: 50-20,000 Hz Impedance: 32 ohms In-line Volume Control TRRS Plug is for Newer Devices with Single Jack for both Audio and Microphone Adjustable, Leatherette Padded Headband Comfortable Leatherette Ear Cushions 5 foot Dura-Cord - chew-resistant, PVC-jacketed, braided nylon Prop 65 Compliant Microphone Specifications: Steel-Reinforced Omnidirectional Gooseneck Mic Sensitivity: -36dB+/-3dB Frequency Response: 50-16,000 Hz Impedance: 2,200 ohms"