The HY320 portable Wi-Fi projector can be useful for people who want to share compatible content from supported devices without always connecting a physical cable. Depending on the exact model, wireless screen mirroring may allow users to display photographs, presentations, videos, or other content from a compatible smartphone, tablet, or computer. This can be convenient when showing holiday pictures to friends or sharing information with a small group. Compatibility is important because not every device or application supports every screen-sharing method. Some streaming applications also restrict mirroring. Checking the projector's instructions before use helps you identify the correct connection process and enjoy a smoother wireless viewing experience.