You own a 4K TV, love cinematic surround sound, or are watching a visual effects-heavy blockbuster.
Many low-end smartphones, tablets, or older laptops have limited internal storage (e.g., 16GB or 32GB). A standard movie library would fill this space instantly. The 300MB format allows users to store a library of 20+ movies in the same space that would be required for just two or three standard high-definition files. movies-300mb