Greeting card with music and light Custom sound and card design Color:red,yellow,blue,green,white,etc Samples within 3 days Greeting card with music and light 1. Message: voice, music and sound are available.2. Pre-recorded duration time: 1s to 60s are available.3. Red, yellow, blue, green, jade and white LED colors are available.4. Components: voice ic, led light, PCB board, paper card, speaker ...