mondpalast 1080P HD USB 3.0 to HDMI Adapter Converter for PC Laptop Extender Multi Monitor Compatible with Windows 7/8 Enables to connect additional display devices to your desktop PC or notebook The connected display can act as mirrored or extended desktop of the main display Supports functions: main screen display mode, extended desktop mode, mirror / image display mode, display rotation, multimonitor control panel Output resolution can reach up to 1080P (depending on your computer output signal resolution) No external power supply is required ; Plug and Play