... music 3,OEM 4,Children's education Children's book with sound bar with funny pictures, ideal choice for children's pre-school ... 000gsm gray board, 250gsm paper, 800gsm gray board, and sound bar(ABS plastic material) Finishing: UV varnishing and glossy lamination Sound ... : music, animals, vehicles, people, children’s songs, etc, with high quality acoustic and long time duration. Operation: turn on ...