1、Supports mirroring of what is displayed on your mobile device screen to your HDMI‑Equipped TV, monitor, projector. 2、The product makes small screen become big screen, better game experience, and it is small in size, light in weight and easy to carry. 3、Has aluminum alloy shell, with matte texture, anti‑fingerprint, good heat dissipation. 4、A good assistant for business presentations, conferences or training courses, realizes the synchronization of information display. 5、Support hot swap, plug and play, no need to install drivers, easy to operate. 1 x Hub Adapter Item Type: Hub AdapterInterface: HDMI, VGA, USB x 3Color: GrayMaterial: Aluminum alloyHDMI Interface: Support 3840 x 2160P resolutionVGA Interface: Support 1920 x 1080P resolutionHDMI/VGA Support: Same display, HDMI single display is 4K, USB interface supports 1T hard diskSuitable for devices with TYPE C interface (notebooks, mobile phones, etc.)Connect with display devices (such as monitors, projectors, televisions, etc.) that can be switched.Pay attention to the direction when connecting, do not support two-way mutual conversion. For example, you cannot switch from VGA to TYPE-C.