This mini projector screen is made of abs material, which is durable and has a long service life. it can be used for a long time. The mini projector is lightweight and portable, easy to carry. it can be easily placed in a pocket or backpack when not in use. The picture level is richer, super clear and super bright, immersed and satisfied Subtle standalone speakers with larger cavities and higher accuracy The projector screen is designed with high-definition digital display, which can be used for video games, movies, music, photos, etc. Built-in audio system: built-in audio system, convenient for direct use by projectors, or external audio system