Connect a power supply and emiter port to specific receivers with the Xantech CB12 1-Zone Connecting Block. It's compatible with IRs that use stereo mini-plugs. This Xantech connecting block also supports wired connections for both receivers and smart pads for added versatility. Its 3.5mm mini-jack lets you connect it to an IR receiver in just seconds for outstanding convenience. This product also has a 2.1mm coaxial power jack, which makes it compatible with either the 782-00 or 781RG power supplies (each sold separately). It's designed to last, so you can enjoy your favorite music or movies with clear audio for long time. This block is easy to install, so you can start using it right away. The compact design makes it easy to keep out of the way in your media room.