When remotely controlling the computer,the screen resolution can be set very high,not the lowest resolution black screen. When in use,let the graphics card work normally,and the heat dissipation is normal. The low-cost replaces the monitors and can be used as a graphics card and various related applications. incompatibility problems,regular LCD monitors works with particular output then these plugs will also work with confidence as they act exactly the same as real LCD monitors. Solve the problem that studio host has display to hang-up.