Enjoy high-end sound without a receiver when adding the Reference Series R-40PM 2-Way Active Wireless Bookshelf Speakers from Klipsch to your TV, stereo, gaming system, or turntable. This pair of black speakers each incorporate a 4" copper-spun TCP woofer and 90 x 90° Tractrix horn with 1" aluminum LTS tweeter. The steep-angled cones of the woofers add rigidity and large edge-to-edge horn of the tweeters combine to fill your room with deep bass and sharp, clear sound across a wide soundstage. Together pumping out 70W of total power. Connect wired components or stream audio through them from mobile devices via Bluetooth.