This is a DVI-I 24 + 5 pin DVI male to VGA video adapter, not a DVI-D 24 +1 connector, only 24 +5 DVI to VGA, VGA to DVI is not supported！！！. 【WIDE COMPATIBILITY】: DVI to VGA Adapter is compatible with all devices equipped with DVI-I 24+5; and connected to VGA Flat Panel Displays, Digital CRT Displays, monitors, TVs, projectors and displays.
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