Is there any wireless headphones on the market that support aptx low latency codec and can take a rain shower or a splash of water?
If not, someone needs to make them.
I've been using the Quest headphones for well over a year now, they've worked flawlessly so far and meet all your requirements.
https://www.questmetaldetectors.com/product-page/aptx-low-latency-bluetooth-wireless-headphones-for-minelab-equinox