Logitech USB Headset Stereo H570e

NOTE: Do not swivel mic across bottom, only across the top; Can be used with Audacity, Skype and webcasting applications; Frequency response: Headset: 31.5 Hz - 20 kHz ( Diffuse field ) Microphone: 100 Hz - 18 kHz; Connections: USB compatible; Inline controls, incoming call indicator, digital signal processing (DSP), acoustic echo cancelation, noise-cancelling microphone, flexible microphone boom, replaceable leatherette ear pads; System Requirements: PC: Windows 7, Windows 8 or Windows 8.1 (32-bit or 64-bit) MAC: Mac OS 10.6 or higher