Klipsch Reference Premiere HD Wireless 5.1 Floorstanding and Monitor System with 10" Subwoofer 2 - RP-440WF Reference Premiere Wireless Floorstanding Speaker - Each (Black) 1 - RP-440WC Reference Premiere Wireless Center Speaker (Black) 1 - RP-140WM Reference Premiere Wireless Bookshelf Speakers - Pair (Black) 1 - RP-110WSW Reference Premiere Wireless Subwoofer (Black). Premiere HD Wireless Control Center Hub