Originally Posted by
eubi
I had never heard of this Air Zound (but I just looked it up)! I've been using dingdong bells. Now I gotta get one! I'll hook it up to my scuba tank.
I'm so glad I fired up BF for my break time reading!

I got one awhile back for my wife. Two things to keep in mind:
They come with air in them, so don't squeeze the trigger to see how it works while it's anywhere near your face;
They can wake the dead.