... used for cards Promotion Light sensor music recording greeting card1.Material:250gsm art paper with film lamination2.Size:w7xh11cm ... , ic board , cmos chip .Greeting CardsMusical chip with music playing or re-recordable function, ideal choice for your ... tab (slide), light, voice, vibration, PIR, etcFunction: pre-recorded or recordable, with LED flash (optional)Messages: voice, music, and sound, ...