The Barbie my rock Star guitar let every Barbie girl rock out to her favorite songs! the guitar features built in music multiple play modes and guitar sounds a spectacular light show and so much more! this rocking guitar includes original Barbie music instrumental tracks and girls can even Plug their guitar into any MP3 player to Jam out to their own music! suitable for ages 3 and above. Requires 2 AAA batteries and 2 s AG13 button Cell batteries (included). contents: 1 Barbie rock Star toy guitar with lights and sounds.