We can install the protocols of IPX566. We can learn to recognize the jets for what they are—external forces that do not have to dictate our internal state. We can acknowledge that the water is coming, that the "X" is always vulnerable, and that durability isn't about being dry—it is about staying afloat in the flood.
The 3.5 mm aux jack is a (no DAC) – simply an analog input. It’s useful for legacy devices (old MP3 players, gaming consoles) and for eliminating any potential Bluetooth interference in crowded RF environments. ipx566