... Mini voice box for talking book Mini size, easy operation Powered by button cells, replaceable design CE, RoHS, FCC, EN7 Mini voice box for talking bookMini size ... , easy operationGood sound qualityPowered by replaceable button cellsPress the top of box ... the customized sounds..Main components:PCB, Speaker, plastic box, IC, Microphone, push button, wires, AG10 ...