External Hard Drive Adapter and Dock -2 in 1 HDMI DDC EDID Plug Dummy 3840x2160 Headless Phantom Display Emulator for Video Card Lock, Simple Installation, Compact Display Emulator for Video Card Lock, Simple Installation, Compact Description: VGA and DVI versions support up to 1920 x 1080, 60Hz HDMI version supports up to 4K (3840 x 2160) 60Hz, 1080P 120Hz Treasure of HDMI lock plate (Gong mother) at 4K@30Hz, stable use 2K@60Hz. Virtual machine VGA and HDMI display, dummy load. More precisely than the role is: to simulate a display Fixed screen order: keep the information and order in good condition, let the computer work as if there is a login screen specification: Hardware: pure copper Connection type: HDMI Size: 30x20x9mm Scope of application: display with HDMI interface Maximum resolution: 3840 x 2160 HDMI display virtual machine main advantages: 1. Up to 4K resolution can be simulated, it is i.e. 3840 x 2160 resolution. 2. Small size, latest chip, low power, no heat. 3. Support plug and play, hot plug. 4. No need to drive, support all systems. Package includes: 1 x Virtual Display Adapter