Use this boombox with the Roady XT and AudioVox Xpress portable XM Satellite Radio receivers. The XM3120 is a stand alone powered speaker system with two 2 inch drivers and 6 watts of power. This small table radio offers great sound quality at an affordable price. If you are looking for a Roady XT Boombox or an AudioVox Xpress Boombox this is a great choice. The unit features a docking station for secure connection between the Delphi RoadyXT receiver and the Xpress receiver. It also features a volume control nob on the front of the unit for easy volume level adjustment. Plus the XM3120 features a headphone jack on the front of the unit for connecting headphones for private listening. Please note the Delphi Roady XT portable receiver or the AudioVox Xpress portable receiver is required and are sold seperately. Package Details: Includes: • XM3120 Roady XT Boombox • DC Power Supply • Indoor/outdoor XM Radio antenna • Owners Manual • 1 Year Warranty Product Features: • Multiple interchangable docking cups (for Roady XT and Xpress receiver) • Headphone jack • Z-Bass enhancement • Volume control and LED indicator • Perfect for home or office Technical Specifications: Model #: XM3120 Manufacturer: Altec Lansing Dimensions: Weight: Available Documentation: In order to view our radio hardware manuals online, you'll need to have Adobe's Acrobat Reader installed on your computer. If you don't yet have Acrobat Reader, please visit Adobe's web site to download the reader free of charge. none