Models View all RCF Case Assembly Speaker : KIT 500N 1 15 0 RCF Case Assembly Speaker : KIT 250SM 1 17 0 RCF Case Assembly Speaker : KIT 1300N UPGRADE 2 15 0 RCF Case Assembly Speaker : KIT 1000N 1 15 0 RCF Case Assembly Speaker : KIT 3500 1 11 0 RCF Case Assembly Speaker : KIT 3400 1 8 0