There are so many options available with this Animated Symphony of Bells musical box. The scene inside is animated and also lit. Six bells and a music chip play 70 songs. There are 35 Christmas carols and 35 year round songs available. Insert the adaptor plug into the unit jack at the rear of the unit. (Adaptor is included). When the unit is turned on- music will begin to play- lights will go on in the inside scene and figures will begin to move. Bells can be turned on to play or can be turned off and will not play. The option for LED colored lights or white lights can also be turned off or on. You may also switch from Christmas songs to year round songs.