Logosease | How to use - YAMAGATA CASIO CO., LTD.

"Logosease" Underwater conversation training

Make sure to practice after descending immediately.
(When you practice first, it would be helpful for later underwater conversation.)

The video introduces from preparing the unit to turning off after exit.
Also sample underwater conversations are in it.

Showing good tempo of tapping Logosease.

Showing effecting tapping of Logosease.