TBS&reg;2207 USB 3.0 to VGA Multi-display Video Convertor Video Graphic Card Display External Cable Adapter for Win 7/8 Support PC, Laptop USB 2.0/3.0 input Support video output: VGA signal Support USB 3.0 and below (Support USB 2.0 resolution @800*600) Function: 1. Display 2. Extend display 3. Mirror display VGA output resolution support: 800*600 1280*720 1360*768 1600*1200 1920*1080 Support operating system: Windows 7 (32/64 bit) Windows 8 8.1