Specifically, the function is to simulate a monitor. The main uses are: remote control of the computer screen resolution can be set very high, the lowest resolution is not black screen state. Scientific computing graphics card works normally and heats normally. Solve the problem of unexplained shutdown of graphics card when mining. The main advantages of the monitor virtual machine: up to 4K resolution can be simulated, that is, 3840*2160 resolution. Small size, latest chip, low power consumption, no heat. Support plug and play, hot plug. No driver required, support all systems. Specifications: Size: as shown in the picture Package includes: 1 PC TV streaming device Note: Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown in the picture. Thank you!