The Grace Digital gdock is a stereo speaker dock designed to play your music and videos while charging your Samsung Galaxy SII, SIII, Note I or Note II. The Grace gdock can be turned 50 or 38 degrees while the cradle can be rotated to view your Samsung Galaxy or Note horizontally or vertically. The gdock includes custom made cradles. Each cradle is tailored specifically for the Galaxy S1 or S2 and Galaxy Note 1 or 2. The gdock will play music from any smartphone or mp3 player via the auxiliary audio input jack but is designed and optimized specifically to charge and play music and videos for the Samsung Galaxy family of products, (supports all wireless carrier versions of the Galaxy S I, S II, Note 1 and Note 2). Add the optional (sold separately) Lithium Ion battery and listen to your music, audio books, or watch your videos for up to 6 hours anywhere inside or outside your home.