Sportster 5 dock & play receiver Sportster 5 has a vivid multi-color display, simple navigation, and a variety of advanced features to enjoy SIRIUS in your vehicle. Easily move your radio between optional docking kits and sound systems for the home, office or other vehicles. Bright full-color display for easy viewing and use Selectable background colors to match vehicle dash lights Rotary knob lets you easily surf channels Pause, rewind, and replay up to 60 minutes of live radio Save your 30 favorite channels