Using high-quality environmental protection speakers, the sound is clear, the sound quality is good, the force is more uniform, and the rebound is faster. How to use the recording model: repeatable, recording, recording wever you want, the sound is crisp and the operation is simple. Design concept: It is convenient for human pets to communicate better. After practice, dogs can clearly express their thoughts, such as: drinking water, eating, and playing, as long as you want the instructions, you can record them yourself Package include:1 x Dog Toy Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be ightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)