The KanexPro 3x1 HDMI Switcher is a compact three input to one output switch providing 4K ultra-HD resolutions. It is a simple switcher designed to connect five HDMI sources such as Apple TV, Blu-ray, PS4 or Xbox one to your 4K, HDTV or a projector. Perfect for home theater and pro-summers looking to connect HDMI based devices to an Ultra-HDTV.