Without the means or right of communicating with others: a prisoner held incommunicado; incommunicado political detainees. or adv , adj deprived... Incommunicado - definition of incommunicado by The Free Dictionary
The 15 pin the same vga cable can be used with a variety of supported resolutions, ranging from 640350px @70 hz (24 mhz signal bandwidth) to maximum resolution modern port is 2048 by 1536 pixels at 85 hertz as 2013.
I have recently switched to the Plugable UD-3900 USB 3.0 Universal Docking Station, as it can connect two monitors. Regarding the graphics: HDMI port supports resolutions up to 2560x1440* and DVI/VGA port supports display resolutions up to 2048x1152 / 1920x1200; wired Ethernet port supports 10/100/1000Mbps speeds.