The Executive Docking Station provides an elegant powered speaker docking solution for the SIRIUS Sportster family of satellite receivers, as well as many other popular portable audio/video devices.It's that easy to enjoy your favorite digital satellite or recorded music or video collections. Simply click the receiver or player into place to enjoy the full rich sound of high fidelity digital music.Featuring a unique interchangeable cradle system, the base model docking system is compatible with all SIRIUS Sportster receivers including the brand new Sportster Replay (Sportster receivers sold separately).