Sirius SL-EX1 Stiletto Executive Speaker System This product is not compatible with Stiletto 2 Radios High-quality, 2-way executive speaker system for Sirius Stiletto radio receivers 4 full-range speakers with sophisticated bass enhancement technology Built-in docking station for Stiletto SL100 or SL10 satellite radio receiver 10 buttons for storing up to 30 presets; auxiliary input for other audio devices Sits on desktop or mounts on wall (bracket included); 1-year warranty