The video shows a close-up of a person's hand holding a black phone. The person is using their thumb to push a button on the side of the phone. The phone appears to be a smartphone, and the button being pressed is likely a volume or power button. The person's hand is steady, and they seem to be pressing the button with purpose. The background is blurred, but it appears to be an indoor setting. The lighting is bright, and the phone's screen is not visible in the video.