In the video, a person is seen using a DJ controller to manipulate the sound of a song. The DJ controller is placed on a desk in front of a computer monitor. The person's hand is visible as they adjust the knobs and sliders on the controller. The computer monitor displays a music player interface with a song playing in the background. The DJ controller is silver and black, with various buttons and sliders that the person interacts with to change the sound of the song. The person's hand moves quickly and confidently, indicating their familiarity with the equipment. The lighting in the room is dim, with the main source of light coming from the computer monitor. The video provides a close-up view of the DJ controller and the person's hand, allowing viewers to see the details of the equipment and the person's technique.