Description: Recording Talk Button: This recordable talking buttons can record your own voice and what you want to say, leave messages, and music; It can be recorded and played repeatedly. If you are not satisfied, you can repeat the recording.Portable Compact: Recording time is 30s recording time; small size, answer buzzers are easy to carry and use.Educational Toy: Voice recording sound button can be used as a parent child interactive toy, a children's education toy, or as a phonograph between family, company and friends.Fun Gifts: recordable dog buttons are not only suitable for pet training, but also can be applied for entertainment interactions, desktop gadgets, messages, and more.Easy Use: After recording the sound and releasing your hand, you will hear two "beeps" to end the recording. When switched off, press the top button to play back the recorded content. Size Chart: diameterxheight:9cmx4cm/3.54inchx1.57inch Package Includes: 4 Side Recording Buttons Note: Please allow slightly errors due to manual measurement and different monitors.