SOLVED: stopped working no sound no red light - Sennheiser RS120 - iFixit
Sennheiser MOMENTUM Wireless Noise-Canceling Over-the-Ear Headphones Black M3AEBTXL BLACK - Best Buy
The best cheap noise-canceling headphone deals right now - The Verge
Sennheiser Game Zero Sound only in the left ear and occasionally restores on the right : r/sennheiser
My Sennheiser headset was working perfectly until recently when my mic stopped working altogether. I also checked the events and I had 5 events for 3 days ago around when it stopped
The GSP 670 by Sennheiser Review | Culture of Gaming