This article demystifies the complex terminology of the audiovisual world, such as HDR, HDR+, Dolby Vision, and 4K, explaining their significance in enhancing viewing experiences. It delves into how these technologies, from enhancing color and contrast in HDR and HDR+ to the superior color depth and brightness in Dolby Vision, and the crisp detail of 4K, collectively contribute to a more refined and immersive visual consumption.