Video from: USA Video resolution: 4K HDR Video type: nature relaxation video Want to sleep like a baby? Watch this 3-hour relaxation video that is perfect for sleep and deep relaxation. Close your eyes, let your imagination take to this lovely beach with mountains on the backdrop and listen to the sound of crashing waves. If you have a 4K HDR TV that supports 10-bit color depth, you can enjoy the wide color gamut. With 10-bit video, you get 1,024 shades.