Reef Builders Hydor Wavemaker 4

I'm not seeing any "waves"... turbulence, yes, but waves?

there are no good videos on this product. I bought a 2 controller with 2 4s and should have them next week. I will post it for everyone curious about it. Whats with this video. All I hear is mumbling. ????

have hydor 4 wave maker but have problem with system lcd screen is saying no ampli communication any help would be great