More on Amazon.com : http://www.amazon.com/gp/product/B00A4V22G0?tag=purrfectcatdi-20 <br /> <br />Dayton Audio WS-12 Sub-Link XR 2.4 GHz Wireless Audio Transmitter/Receiver System for Subwoofers <br /> <br />Includes Transmitter Receiver and two USB power supplies with detachable cord <br />Compact size fits almost anywhere <br />Can be used for powered surround speakers <br />Optimized for use with subwoofers
