... to play sound or flash General information for plush teddy speaker/music box 1.message:voice,music,melody,sound are avaiable2 ... .function:pre-recorded or recordable with LED flash(optional)3.components:speaker,voice ic,battery,circuitry4.power supply:AG13,AG10,AG3 ... button cell,AA or AAA battery5.speaker material:ABS(GREEN)6.speaker size:20mm-40mm7.sound formate:MP3,WAV8.switch ...