1T-SX-644 HDMI v1.4 FAST Switcher with 3D / ARC allows selection of any of 4 inputs for display on an HDMI compliant display device. This version 1.4 HDMI device supports all standard High Definition Television formats, including 1080p. It also supports PC formats through WUXGA. It provides embedded HD-Audio capability, including Dolbyr TrueHD and DTS-HD. The product is fully HDMI 1.4, HDCP 1.4 and CEC1.4 compliant and supports Deep Color 36/30/24 Bit, 1080p @50Hz plus it provides.3D Television Support. Audio Return Channel Support (ARC), Fast Switching of all inputs and operation as an HDCP Repeater is included. Control is via the Front Panel, an included, full-featured remote control which controls both the selection of inputs and also accesses an OSD (On Screen Display) for system control or via RS-232 commands. Installation is fast and operation is intuitive.