... , FCC music IC Chip music IC Chip with music playing or recordable function, ideal choice for your greeting cards.Applied for: greeting ... or recordable, with LED flash (optional)Messages: voice, music, and sound, customized sounds are availableRecording duration: 5 seconds ... switch, more or less for different itemsPower: 3 x AG10 button cellsOEM/ODM service is available music chip for christmas card