This antenna is rated for both indoor and outdoor use. It can be mounted on the exterior of your home using screws or it can sit on your windowsill. For best performance make sure the antenna is facing south. This antenna is compatible with every single lead Sirius Satellite Radios including: - Star...

This Indoor/Outdoor Windowsill Antenna installs easily and extends the reception of your Sirius satellite radio tuner.This is the same antenna packaged with Sportster Boombox and Sportster Home Kit unit.