The SCHDOC1 allows SIRIUS Portable and Dock & Play radios with universal docking capability to be connected to and controlled by Sirius-Ready home audio theater tuners and home audio systems. Enjoy an integrated audio interface in your home combined with the convenience and mobility of a Portable or Dock & Play radio with a single subscription. Simply connect the SCHDOC1 home dock to your home theater tuner and dock your portable SIRIUS receiver into the cradle. You can then conrtol SIRIUS Radio on your home theater tuner or audio system.