Features: 1.Clear Recording: Customizable record buttons to record the sound you want for up to 30 seconds, produce clear and good sound quality. 2.Easy to Use: Easy to use and set up, just press the REC button to record your voice, and then press the top button to play the sound you record. 3.Portable and Durable: ABS material, safe and durable. Small size, easy to carry. Each record button requires 2 AAA batteries (not included). 4.Pet Training: Record specific phrases such as drinking, playing, eating, etc., to show your pet how to use, and let it learn using buttons to express their needs. 5.Wide Application: The record button can be used to record sound to facilitate communication with pets, as well as for children's learning, party games, Christmas gifts, etc. specification:Item Type: Voice Recording Button Material: ABS Color: Red + purple + green + yellow Battery: 2 x AAA battery each button (not included) Application: Used to record sound to facilitate communication with pets PackageList:4 x VoiceRecordingButton