G933's official logitech driver has a ridiculously low volume! : r/LogitechG
An alternative solution for headphone with low volume after installing G Hub caused by driver issue : r/LogitechG
Replacement Parts For Logitech G933 G935 G633 G635 Headphones Driver Speaker PCB | eBay
Logitech G - DTS 7.1 drivers, RGB lighting, Pro G audio drivers. Get the G633 Artemis Spectrum headset now at Amazon: http://logt.ly/6184BKnua | Facebook
30-50Ω Speaker Driver Unit Repair Part For Logitech G933 G633 Headphone | eBay
DIY Replacement Speaker Unit Driver For Logitech G933 G733 G633 G533 G435 G433 G430 G331 G233 G231 Zone Wired Headsets