The Coach in these two videos is Lason Perkins.
Coach Perkins has worked at the high school, college, and semi-pro level for over 20 years.
He is currently the Head Boys Basketball Coach at Cary Academy.
He has created over 20 instructional videos and 5 books on basketball offenses.
He has built a reputation for being an expert on international offenses and styles of play.
There is sound with these videos.
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These two videos are taken from the online video course by Coach Perkins called: (Click the link for more information) European Ball Screen Offense
European Ball Screen Offense Continuity
European Ball Screen Offense: Special Actions