Hamilton Buhl - Deluxe Headset with Gooseneck Microphone and TRRS Plug (SCG-AMV) Get a high quality sound experience with this deluxe headset! Features over-ear noise-reducing, swivel ear-cup design. The leatherette ear pads are soft, washable, and replaceable. Headset features a braided 4' Dura-Cord for long-term durability When headset is not in use, place in the included anti-lace storage bag. Headband: Padded, adjustable Ear Cushions: Replaceable, washable leatherette Design: Deluxe, over-ear Speaker Drivers: 40mm Speaker Drivers Frequency Response: 50-20,000 Hz Impedance: 32 Sensitivity: 105dB+/-4dB Max. Input: 100MV In-Line Volume Control Mac/PC Compatible Storage Bag: Heavy-duty, write-on, moisture-resistant, reclosable bag. Helps prevent the spread of lice! 180 angle with 3.5 mm TRRS stereo plug Cord: 4&#039; Dura-Cord  a chew-resistant, PVC-sleeved, braided cord for long-term durability and reliability Prop 65 Compliant Sensitivity: -42dB+/-3dB Frequency Response: 50-20,000 Hz Impedance: 2,200 In-Line Volume Control 3.5mm TRRS Plug