Sirius-XM SXABB2 Sirius-XM Portable Speaker Dock: * Class-leading sound quality * Powerful 30W amp * 2-way speaker system * Concealed handle * Built-in antenna cradle with cable storage * Easily operates portable speaker dock and satellite radio with same remote * Headphone jack * Connect MP3 players, CD players or other audio devices via the AUX-in jack * Plugs into AC outlet or requires 8 x C batteries