This is an upscan converter used to connect external devices such as home game consoles, digital terrestrial TV tuners, and DVD players to a computer's LCD monitor. This device is for displaying video on a computer monitor that only has a VGA terminal (also known as D-Sub15 pin / analog RGB). All necessary cables are included. *One screw is missing, but there were no problems with the connection. (Image 7) It is securely fixed. All items in the first image are included: ① Main unit ② Composite video (yellow pin) ③ S-video terminal (blue cord) ④ Computer monitor cable (D-Sub15 pin / analog RGB) ⑤ Power adapter cable *Images 5-6 are sample images of digital terrestrial TV broadcasts displayed on a computer monitor. Why not make effective use of your dormant computer monitor? [Box not included] The box in images 3-4 is a web image and is not actually included. The images are posted in place of instructions. [Monitor sold separately] The DELL display in image 7 is sold separately. If you also purchase this product, it will be an additional 3000 yen. It works normally. I haven't done a detailed check. DELL E1914HC 18.5-inch wide LCD monitor (VGA x 1) <Manufacturer's Description> This is an innovative product that allows you to connect external AV devices such as digital terrestrial TV tuners, home game consoles, and VCRs to a spare computer monitor and make effective use of it. It has one S-video and one composite video input, and you can switch between them with the display switch button. The output is one analog RGB (D-Sub 15 pin). You can connect AV devices and game consoles equipped with composite video terminals or S-video terminals and enjoy them on the monitor screen. It also has an energy-saving function that automatically turns off the output to the monitor when the input video signal is lost. It supports resolutions such as XGA, WXGA, SXGA, WXGA+ (1440 x 900 dots), UXGA (1600 x 1200 dots), WSXGA+ (1680 x 1050 dots), WUXGA (1920 x 1200 dots), and Full HD. You can easily switch with the aspect ratio button. Power is supplied by an AC adapter. The main unit dimensions are 52mm wide x 100mm deep x 26mm high, and it weighs about 75g. *Instant purchase is possible, but no discounts are available.