Features 10 Long throw paper cone woofer Flexus transport wireless dongle included Use up to two Flexus SUB 100s for smoother peaks and nulls Big Bass Small Footprint The Flexus 10 Subwoofer packs a lot of punch per square inch thanks to careful Klipsch engineering. Enjoy powerful bass with plenty of depth, thanks to a 10" high-excursion paper cone woofer. Combine up to 2 Klipsch Sub 100's for even more deep, powerful bass with smoother peaks and nulls. Wireless surround sound ready with Klipsch Transport technology that provides lightning-quick connections across multiple channels. Meticulously engineered with premium materials, thoughtful design, and calculated engineering. Imported.