30 Seconds Recording: This recording button can record the sound you want, and the recording time is up to 30 seconds. Application: The record button can be used to record sounds to facilitate communication with your pet, as well as for children's learning, party games and more. Function: You can use the dog buttons to record specific words or phrases, such as drink, play, eat, etc, and your pet will learn how to use the buttons to express needs to you Clear Sound: Excellent sound effect and clear sound, which provide a lot of very interesting communication and interaction. Performance: Pet training button is made of ABS material, safe and durable, compact size and easy to carry, which bring more fun to your life.