TIC Corporation designs and manufactures some of the most tried, tested and proven exterior ground speaker available.Our renowned Terra-FormsÒ series of exterior simulated stone speakers is the latest model TFS6. This unique speaker was designed to provide the best high performance and aesthetically pleasing beauty in an exterior speaker system. These remarkable Rock Speakers make up a larger pro system and are the best fit in additional outdoor sound. Available in Canyon (CN), Slate (SL) or White Granite (WG) realistic natural stone finishes to blend beautifully with any exterior garden setting. From the world's most famous theme parks to your backyard. The best value for money exterior speakers available just got a whole lot better!