In the video, a person is seen holding a smartphone with a blue case over a plastic container. Inside the container, there is a white charging case and two white earbuds. The person is playing music on the phone, and the earbuds are connected to the phone. The person then proceeds to drop the phone into the container, submerging it in water. Despite being underwater, the music continues to play. The person then picks up the phone and continues to play the music. The video showcases the waterproof feature of the earbuds and the smartphone.