Apply a thin layer of specialized moisture-displacing film over all exposed metallic threads.
If you accidentally slam the cable in a car door or your cat chews through the wire, the IEM is destroyed. There is no replacing the cable. For clumsy users, the detachable version is safer, despite the sonic trade-offs. Marina Y161 Fixed
After performing these steps on all three boards: Apply a thin layer of specialized moisture-displacing film
Here, "Marina Y161 Fixed" could be a mis-typing of "Marina Y161 Fixed" (the English word "Marina" doesn't exist in Chinese). It is likely a user searching for information on the repair status of a specific Y161 road, perhaps one that leads to a marina or a coastal town. the detachable version is safer