... .Color:CYMK, glossy lamination 4.Usage:baby learing 5.OEM/ODM Story Book with Sound Panel SpecificationInput Voltage4.5V(3pcs 1 ... OptionsVarious sounds/voices of animals, birds, vehicles, baby and songs.ComponentsPlastic shells, Printed cardboard, printed labels, ... PCB, IC, PET printed board, loudspeaker, batteries, wire harnessICOTP or ...