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Projectors are compact and portable devices designed for displaying visual content on a large surface, typically via an LCD, DLP, or LCoS technology. They serve as ideal tools for home entertainment, educational purposes, or professional presentations in various environments, including living rooms, classrooms, or boardrooms. Projectors usually connect to a wide range of devices such as computers, gaming consoles, smartphones, and tablets through HDMI, USB, or wireless connections, offering versatile compatibility with modern electronics. Their primary function is to project high-quality images or videos on a screen, wall, or any other suitable flat surface, enabling collective viewing experiences for multiple users. By transmitting visual content from various sources onto an expansive display, projectors foster engagement and enhance communication in diverse settings, making them essential computer accessories.