This is the "StreamCruiser Smart TV 4500 (ST-4500)" made by Sumitomo Electric Industries. It's a smart TV tuner compatible with Hikari TV, allowing you to enjoy video streaming services via an internet connection. It was purchased approximately 1 year ago. It has been used for a short period and its operation has been confirmed. Included accessories: Everything shown in the photos. ・This is a used item, so there may be minor scratches and signs of use. ・Operation has been confirmed, but please purchase only if you understand that this is a used item.