Cool For School Favoritz Headsets With In-Line Microphone The HamiltonBuhl Favoritz line of headsets are cool for school! The latest design has a sleek appearance and offers rugged durability for everyday use. Kids and adults will be proud to sport our newest mid-sized headset to use with their tablet, computer, mobile device, almost anything. Ideal for classroom, individual use and testing. Specifications: Speaker Drivers: 40mm Impedance: 32? Sensitivity: 105dB±4dB Frequency response: 50-20,000 Hz In-Line microphone Cord: 5' Dura-Cord - chew-resistant, PVC-jacketed, braided nylon 120° angle with 3.5 mm TRRS stereo plug Prop 65 Compliant In-Line Mic Button Functions Smartphone/Tablet PC Press & Release - Call answering/Call ending/Media Player Play & Pause Press & Hold Mute/Activate Voice Control Assistance (ex.: Siri) Laptop PC/Desktop PC/Chromebook PC: Press & Release Does not control any functions Press & Hold Mute while communication apps are running (ex.: Vonage, Skype, Zoom, Etc.)