Logitech H390 USB Headset Adjustable,USB,2 Years Noise Cancelling Micophone Headphones In-line Audio Controls *Clearance* Overview A versatile headset that lets you get comfortable with digital sound. · Perfect business headset for voice calls, Skype, webinars and more · Laser-tuned drivers provide enhanced digital audio · Rigid, left-sided mic with a movable boom can be positioned for better voice capture · Simple in-line controls on the headset cord let you adjust the volume or mute calls · Plug-and-play functionality allows for use with any PC or Mac computer Experience clear internet calls with simple plug-and-play USB-A connection and a noise-cancelling mic. In-line controls let you control volume or mute without interrupting calls. Laser-tuned drivers deliver enhanced digital audio with your favourite music and games. TECHNICAL SPECIFICATIONS Microphone Type: Bi-directional Input Impedance: 32 Ohm Sensitivity (headphone): 94 dBV/Pa +/- 3 dB Sensitivity (microphone): -17 dBV/Pa +/- 4 dB Frequency response (Headset): 20 Hz - 20 KHz Frequency response (Microphone): 100 Hz - 10 KHz DIMENSIONS Height: 171 mm Width: 151 mm Depth: 68 mm Weight: 0.197 kg Cable length: 1.9 m SYSTEM REQUIREMENTS Windows®, macOS, or Chrome OS™ and popular calling platforms. USB port* *Type-A port or adapter