Voice Recording Module with Microphone Messages:voice,music and sound are available Battery:2xL1131 ... for greeting cardPower:2-3pcs of L1131 batteriesIC board,cmos chip,print full color logo on 2 side paper,It can ... sound plays)TEST PASS:ROHS CertificationInclude:battery,IC board, cmos chip .Recording greeting card,recordable postcard,Any design and the recording ...