My G933 that I've had for a little over a year now started to have issues with the power button that affected the sound. I contacted Logitech support and tried all of
Logitech G933 Artemis Spectrum Review | Tested by GearLab
Logitech Announces the G633 & G933 Artemis Spectrum Headsets, First Headsets to Support Both 7.1 Dolby Surround Sound & DTS Headphone:X | High-Def Digest