Status SV Tweeter based on exclusive UltraSphere™-Technology with inverted two-piece titanium dome and extremely powerful neodymium ring magnet system Woofer with two-piece carbon-fibre reinforced plastic chassis and polypropylene cone magnet system with specially designed metal cover for additional cooling Edge wound 1" (25mm) voice coils Connection terminals gold-plated allowing for the best possible signal transfer STATUS Performance-crossover with unique MultiMOUNT System (MMS) for limitless mounting possibilities. Three-level tweeter attenuator with rotary switch. Selected parts Bi-wiring and bi-amping enabled Surface mounting rings, grilles and additional mounting accessories included STATUS SV 6509 Active without passive Premium Performance crossovers Separate or coaxial mounting