Feature:1. Can record your own voice after long press it.2. Can be used as a parent-child interactive .3. Can be used as a children\u0027s language education .4. Can be used as a phonograph between family, company and friends.5. Small size, easy to carry and easy to use.6. Different colors for your choice.7. Long press for about 6 seconds to record a sound, and the recording time is less than 30 seconds.8. The diameter of single button is 6.5cmSpecification:This button can record your own voice and you can record after long pressing.It can also be used as a parent-child interactive , a children's language education , or as a phonograph between family, company and friends.Features:Can record your own voice after long press it.Can be used as a parent-child interactive .Can be used as a children's language education .Can be used as a phonograph between family, company and friends.Small size, easy to carry and easy to use.Different colors for your choice.Long press for about 6 seconds to record a sound, and the recording time is less than 30 seconds.The diameter of single button is 6.5cmSpecifications:Item type: ButtonMaterial: ABS plastic Color: Blue, pink, green, orange(optional)Gender: UnisexBattery: 2 * AAA(not included)Volume: 80dBPackage weight: 300g / 10.5ouncesPackage size: 160 * 160 * 80mm / 6.29 * 6.29 * 3.14inches Package list:4 * Button.Package List:1 * Button