General purpose scan line video effect generator for VGA connection. This hardware device adds authentic scan lines to low resolution graphics so they display more naturally on modern resolution LCD monitors and TVs. Simple plug and play operation requires no software or configuration. Key benefits Restores intended look for low resolution graphics by adding hardwaregenerated scan lines. Plug and play: connect between a VGA source and VGA display and the effect is applied automatically, no settings required. Improves visual clarity and contrast of retro games and lowres content on large, resolution screens. Hardware implementation ensures a consistent, devicelevel effect independent of the source device or display. Main features Function: Generates scan line video effect for VGA signals to simulate classic CRT appearance. Compatibility: Works with devices that output VGA and with VGAequipped monitors or TVs. No drivers or software needed. Form factor: Compact and portable housing designed for easy insertion into an existing VGA cable path. Construction: Rugged enclosure for regular use in home, arcade, or studio setups. Performance: Adds visible scan lines in hardware so the source device settings remain unchanged and the effect is applied reliably. Typical use scenarios Retro gaming: Connect classic consoles, arcade systems, or emulation boxes to a modern VGA display to recreate the scan line look that older games expect. Arcade cabinet or console display upgrade: Insert the device when using original low resolution video sources with modern monitors to preserve visual style without modifying game code. Demo and testing: Use during development or display setup to preview how low resolution graphics will appear with scan line rendering on resolution screens. What you get A hardware scan line generator for VGA connection that applies the effect automatically when linked between source and display. This device provides a practical, nofuss solution for anyone who needs authentic scan lines on VGAconnected displays without changing source software or display settings.