• This product is a video output converter that is compatible with the "PC Engine" model of the nostalgic game console. By using this product, you can connect it to your TV and PC engine using the "HDMI cable" • Easy to connect! Connect this product to the "Extended Bus" located on the back of the "PC Engine Body" and use your own HDMI cable to connect to your TV • For example, the earlier PC engine body (white), the connection to the TV is a "RF switch", and modern TV often does not have a connector for connection, making it very difficult and inconvenient to prepare for play. This is a very convenient peripheral device for your PC engine game output and play with the "modern TV" which easily solves these problems • The main unit features a switch that allows you to adjust the screen ratio, so you can enjoy the game with your favorite screen ratio, standard (4/3) and wide (16/9) • Operation confirmation model: Initial PC engine (white), PC engine core graphics, PC engine core graphics II. *This product uses RGB signal output via HDMI cable. Up-converter function is not included