Logitech USB Headset Stereo H650e - Stereo - USB - Wired - 50 Hz - 10 kHz - Over-the-head - Binaural - Supra-aural - Noise Cancelling Microphone - Logitech USB Headset Stereo H650e - Logitech USB Headset Stereo H650e - Stereo - USB - Wired - 50 Hz - 10 kHz - Over-the-head - Binaural - Supra-aural - Noise Cancelling Microphone - H650E USB HEADSET STEREO - USB Headset Stereo H650e - Quick Start Guide and Warranty Info - Carrying Bag - Item-Type: - Headset. . Item-Part-No#: 981-000518. Manufacturer Warranty: 2 Year - New - Logitech USB Headset Stereo H650e - Stereo - USB - Wired - 50 Hz - 10 kHz - Over-the-head - Binaural - Supra-aural - Noise Cancelling Microphone