The main advantages of DP virtual display: 1. Up to 4K resolution can be simulated, namely 3840 x 2160 resolution. 2. Small size, low power consumption, no heat. 3. Support plug and play, hot swap. 4. No need to drive, support DP virtual display recommends 1920 x 1080@60Hz by default, up to 4K. The main function of this product is to a display, and its main uses are: 1. When remotely controlling the computer, the screen resolution can be set very high, not the lowest resolution black screen state. 2. When in use, let the graphics card work normally, and the heat dissipation is normal. 3. The low-cost solution replaces the monitor and can be used as a test graphics card and related applications. Material: Metal colour: Gray Package Contents: 3 x Displayport Dummy Plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.