[Check out my NEW & Improved version of the SPApad!]https://www.instructables.com/id/NEW-IMPROVED-SpaPad-II/
So I just added a 5 Person Hot Tub, and Gazebo in my new house, and I want to have music, movies, and of course Internet access (as well as home automation, nothing gets a geek girl hotter, then being able to control things from a iPad in a Hot tub!)
There are some Great Products available to waterproof a iPad like:
But the one issue is, I need to remove the iPad from the protective casing to charge it, and sooner or later
that would compromise the protective shell, and destroy the iPad with water.
Using parts from a Old Powermat inductive charger
http://www.powermat.com/ (you can get them really cheap on eBay)
I removed all the plastic housing from a 3gs case I had (I have the 4s now)
and attached it to my ipad. and housed it in the Overboard case,
Added a bit of hot glue for insulation and WALA!
A rechargeable, waterproof Floating iPad!
(Adding in a few waterproof speakers, a Airport express and a 12v Amplifier all mounted safely away from the spa)