The case is on eBay and Amazon

You could order a new pair now and then, send the others back for a refund.

This NOT normal. I've had a couple pairs. Return them and get a new pair. Also, I use a case cover. Here are some photos from an earlier post. https://www.head-fi.org/threads/technics-eah-az80-true-wireless-earbuds.968244/post-17684600

Might try the Technics. They are my go-to these days.

Here is an interesting wooden case. https://www.aliexpress.us/item/3256806509845593.html

I bet you Sony will do it, just say they stopped working. Not that went for a spin. Good luck.

That happened with my Technics. I sent them in under warrenty and I got a new pair, no questions asked Or you can try purchase protection from your credit card

Can anyone compare these to the Sony's XM5's or the Technics Az-80. I have both and I'm wondering how they compare.

\https://www.tomsguide.com/audio/earbuds/sony-wf-1000xm5-vs-sennheiser-momentum-true-wireless-4

https://www.cnet.com/tech/mobile/sennheiser-momentum-true-wireless-4-earbuds-review-the-same-but-better/

THIS!

I had MTW 1, 2, and 3. I had the 3 sounding perfect, but then I lost them and I could not get the new pair to sound as good. I'm luke warm on the sony's. I like the sound, and it fits me well. I have the Technics. The app is great. And the sound is great. But I tend to like to have two...

The Sport was demoed at CES, not the TMW4. I just got my Sony wireless earbuds replaced, and they are new on the box. I'm trying to figure out if I should sell them or buy these, so I want to read a real demo and a screenshot of the app.

Hi all! I assume people saw the MTW4 are out! Anyone know more than this article? https://darko.audio/2024/01/sennheisers-momentum-true-wireless-4-land-with-aptx-lossless/

There is a good video on this. . Now, I loved the Sennhesiers and used them for 2 years I lost mine and I repurchased them when the Sony's came out. I thought I would love them over the Sony's (which I also bought) but I could not get the sound to sound like they did on the old pair...