Leon Hz33 Horizon Series L C R Combination Soundbar Cin Optilink 3m 5% Silver conductors and a Color:Dark Grey Mat Walnut Mat 5% Silver conductors and a Metal Layer Noise Dissipation system for the most efficient dissipation of radio frequency noise for several years we have been developing state of the the art diamond profiles of a “Fine Line” design mounted through 90 degrees (the same technique used in our Aphelion 2 reference model) this work has resulted in Apheta 3 extracting even more detail from the record groove which of course translates into more music and size as well as bracket options custom grille styles