A running joke on this sub-reddit is that “end-game” is a myth. I'll offer an alternative, you will get there, and likely sooner than you think. Here is my New Game+ setup :
Best headphone for running:Shokz openfit review : r/HeyNewGadget
Would the Sony WH-CH710N Wireless Headphones be good for working out and running? : r/SonyHeadphones
The Best Running Headphones, Tested by an Expert
I have the Sony Float Run Headphones. AMA. : r/headphones
Shokz OpenRun Pro Premium Exercise Headphones Force You to Ask if Your Ears Need to Be Free
Best Wireless Headphones for Running 2022: Best Workout Headphones – The Hollywood Reporter