The entrance of Bluetooth in the marine electronics industry has just begun, but here's a nice example of what can be done. It's a bit expensive though.
A unique high-end marine keyboard, and it uses the Bluetooth wireless protocol. Its tough composite construction is supposedly good for a million key clicks, and the unit is submersible to 60 feet. More at Panbo.com and PowerandMotorYacht.
Who knew somebody needs a keyboard that can be used 60 feet under water.
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