Etekcity Computor Laptop PC Windows MAC Monitor VGA to TV AV Composite RCA S-Video Converter Box Convertors Video Swicher Adaptors- Dark Blue Converts a VGA input to composite and S-Video outputs Supports VGA pass-through simultaneously with composite/S-Video output Powered by USB port ?no external power source required Compact and portable design On-screen display allows adjustment of image size, brightness, contrast, hue, saturation, and sharpness