Dr HDMI 4K can help to solve most HDMI issues, such as handshaking issues, compatibility issues, and/or any EDID related issue. It helps to keep a source always ON or tricked into a defined state, which is especially useful for system integrators. It 4K can also boost signal integrity and extend +5V signal through a HDMI/DVI-D chain. For example, it can work hand-in-hand with HDfury products to extend the compatibility range. It can also be used to limit the source output resolution. Dr HDMI 4K acts as an EDID manager, HDMI/DVI-D emulator, and repeater that comes with pre-defined presets, user programmable banks, sink EDID sniffing bank, HTPC mode and more!