4K 4×1 HDMI Switcher. Routes video for resolutions up to 4K and audio from any of the four inputs. This device supports PIP (Picture in Picture) simultaneously for up to the 4 inputs with a resolution up to 1080p 3D@60Hz. The input selection is switched automatically with the intelligent function once an input is detected and can be switched using the button on the devices or using the supplied IR remote control. Features: - Support HDMI 1.4 - Support 3.0Gbps per channel bandwidth - Video resolutions up to 4k@30Hz, 1080p@120Hz and 1080p 3D@60Hz - CEC Pass-through - PIP (Picture in Picture) mode support highest video resolution 1080p 3D@60Hz - Multifunctional on switching: intelligent or mechanical