VGA and DVI version support up to 1920 * 1080 @ 60Hz.<br> HDMI-compatible version supports up to 4K (3840 * 2160) @ 60Hz, 1080P @ 120Hz. Need HDMI-compatible2.0 support.<br> HDMI-compatible lock plate treasure (Gong mother) at 4K @ 30Hz, 2K @ 60Hz stable use.<br> VGA and HDMI-compatible display virtual machine, dummy load.<br> Specifically that the role is: to simulate a display,<br> The main use are:<br> 1. Remote control of the computer screen resolution can be set very high, not the lowest resolution black screen state.<br> 2. Scientific calculation of the graphics card to work properly, heat normal.<br> 3. To solve the mining without reason to stop, the graphics do not work the problem.<br> HDMI-compatible display the main advantages of the virtual machine:<br> 1. Up to 4K resolution can be simulated, ie 3840 * 2160 resolution.<br> 2. Small size, the latest chip, low power, no heat.<br> 3. Support plug and play, hot plug.<br> 4. No need to drive, support all systems.<br> VGA display virtual machine is mainly to the old VGA interface or DVI-I analog interface to the host use.Highest resolution up to 1920*1080<br> Colour:random color , don't accept the specified color<br> Material:Metal<br> Package Contents:<br> 10 x Virtual Display Adapter(The position of the silk screen text on the product may be different due to different batches)<br> Only the above package content, other products are not included.<br> 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.