4 minutes - Record music, or what you want to say, up to 4 minutes, depending on your requirements. Widely used - Can be used for Christmas cards, gift boxes, jewelry boxes, crafts, children's toys, etc. 3-button battery-powered,16 0.25W green speaker with loud sound. Control movement with button induction. The cable length is designed for your convenience. The recording can be repeated, and each recording will overwrite the last recording. The factory batches are different. If there is a slight difference in appearance, it will not affect the product. Colour:Green Material:plastic Size:Cord length 10cm Package Contents: 1 x Voice Sound Chip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.