Keep source selection simple without sacrificing signal quality. The ATEN VS381B 3 Port True 4K HDMI Switch is built for environments that need three HDMI inputs available on one display, making it easier to move between laptops, media players, and dedicated AV sources from a single connection point. True 4K support helps preserve clarity for presentations, training content, and digital signage. For integrators, a three-input switch is often the right balance between flexibility and simplicity. It gives users enough source options for day-to-day operation while avoiding the complexity of a larger matrix system. That makes it a practical choice for meeting spaces, classrooms, and small control areas where the display path should stay clean and predictable. The VS381B is designed for installations where dependable HDMI switching matters more than feature overload. It supports a focused AV workflow: connect sources, choose the active input, and keep the room moving. For organizations standardizing on professional HDMI infrastructure, this model offers a compact way to manage multiple sources while maintaining the visual quality expected from true 4K content.