Here's a bose site that has much more info about the system: http://www.bose.com/learning/project_sound/suspension_challenge.jsp http://www.bose.com/learning/pr

Here's a bose site that has much more info about the system: http://www.bose.com/learning/project_sound/suspension_challenge.jsp http://www.bose.com/learning/project_sound/suspension_challe... Video is included on the last page.