Decorate your own Diy wooden sound system that boosts your tunes and calls without batteries or a power cord. Keep your favorite songs on constant rotation or boost the volume of calls with a wooden amplifying phone speaker kit you can decorate yourself. With no batteries or charging required, slip your phone into the slot and hit Play for richly toned tunes and louder calls. The included felt-tip pens let you color, draw, and personalize your speaker to your heart's content. Handmade in Turkey.