plug and play,power supply required; product resolution up to 720P/1080i/1080P. DO NOT other adapter/converter to this adapter for a convert,can't it works well. The to VGA adapter is widely used in source input of desktop computers/notebook/tablets and other devices.After connecting through this adapter,the /monitor/projector with a VGA interfaces can be used.Display device output. Only supports unidirectional use,only converts from to VGA,this is not a bidirectional cable. When using the to VGA adapter to the product,first the VGA port,and then to the device side.