Belinda Mini Displayport (Thunderbolt) to VGA Adapter Cable for Mac Book, Imac, Mac Book Air, Mac Book Pro, and Mac Mini-square Shape Support Mini Display Port 1.1a Dual-mode input Mini DisplayPort male connector & VGA female connector Supports video resolutions up to 1920x1080 / 1080P (Full HD) EDID pass-through from PC source to display Powered from Mini DisplayPort source