Welcome to our world of Dot2SR. It will give to you amazing sensational effect when you watching DVD, Movies and listening Music at your home, car and movie theater.Near future, you can think that the "Dot2SR" is a VIBRATIGN WOOFER SPEAKER SYSTEM not only a VWSS provider.We would like to introduce our products that might fit in well with your company. We are making and selling some special speaker called VWSS (Vibrating Woofer Speaker System) and seeking dealers all around world.