The video shows a person's hand using a tablet to adjust settings on a DJ mixer. The person's hand is moving back and forth on the screen, adjusting the settings. The tablet screen displays various buttons and sliders that the person is interacting with. The DJ mixer appears to be a professional-grade device, with multiple knobs and sliders for adjusting sound levels and effects. The person's hand is steady and precise as they make adjustments to the settings. The overall atmosphere of the video is focused and professional, suggesting that the person is a skilled DJ or sound engineer.