12-inch wireless subwoofer with careful Klipsch engineering delivers powerful bass with plenty of depth without latency Klipsch transport technology enables fast, efficient performance of your home entertainment system. It can be setup easily Allows pairing with another identical Flexus 12-inch subwoofer for an expanded, powerful bass experience Meticulously crafted with premium materials and precise engineering to fit any space or aesthetic Required accessories (sold separately) Speaker wire (make sure to measure the room so you'll know how much wire to get)