Features:This is general purpose scan line video effect generator for VGA connection. It allows you to get better view for low resolution graphics displayed on a modern big screen high resolution LCD monitor or TV.The scan lines added to the game screen are done by hardware. Any game that needs to add a scan line can be done by linking the device, and youdo not need to do any other settings. There is no need to change your machine and equipment.The scanner is a self-powered device and does not require an external power supply. Can support some classic nostalgic games.With this scan line generator, you will have better experience in your game.Specifications:Type: scanner line generatorModel: MR - V031Resolution: 1024*768, 800*600Size: 76.9 x 58.6 x 48.6 mm/3.03 x 2.31 x 1.91inchWeight:195gInterface: VGAOperation:A. ON/OFF-You can easily open or close the scan line, without removing the board.B. The intensity of the scanning line can be fine-tuned by three adjustable resistors on the scanner.C. The width of the scanning line can be adjusted to single-line width or double-line width by switch.D. You can flip the horizontal signal to use a different resolution scan line. 640*480/60Hz or 1024*768/60Hz.E. ODD/EVEN can switch the scan line go up one line, or down one line.Package Included:1 x scan line generator1 x VGA line4 x L mounting feet + screws