Install the Sirius SUPH1 receiver at home and entertain yourself with your favorite radio station. This Sirius play home kit contains a mountable cradle, which holds the receiver firmly in any location, with optimum signal reception. With audio input jacks, this radio receiver easily connects to any speakers or stereo systems, for fully powered output. The indoor antenna of this Sirius play home kit, with a 21 feet long cord, ensures efficient signal reception for uninterrupted entertainment. The compact design of this radio receiver enables easy portability, from place to place. The Sirius SUPH1 is compatible with Sportster 5, Sportster 4, Sportster 3, Starmate 5, Starmate 4, Starmate 3, Stratus 6, Stratus 5, and Stratus receivers.