Sirius Satellite Radio SXABB1 Dual Mode Speaker Dock Boombox Compatible with current SIRIUS and XM Satellite RadiosIncluding SIRIUS, XM and XMp3 (three radio dock adapters included). 2-way 2.0 speaker systemDelivers SIRIUS and XM Satellite Radio in crisp, dynamic stereo sound. Flexible power optionsOperates on 8 batteries (not included) or with the included AC power adapter. Built-in headphone jackAllows you to listen privately through headphones. Connect MP3 players, cd players or other audio devices via the auxiliary input RemoteAllows you to operate the radio from a distance.