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
Amazon.com: Logitech G933 Artemis Spectrum, Wireless RGB 7.1 Dolby and DTS Headphone Surround Sound Gaming Headset, White : Everything Else
Logitech® G933 Artemis Spectrum™ User Manual Manuel de l'utilisateur