Power has been confirmed. It's junk. I'm not an expert, so I don't know the details, but I was able to receive radio. Rewinding and fast-forwarding of cassette tapes work, but it doesn't play when the play button is pressed. Recommended for those who can repair it or use it for parts. The following is an AI summary: This is a Showa-era retro item with a distinctive attache case design. It features a "REPEAT MACHINE" function, metal tape compatibility, and a music search function. It was a model sold only in Japan and is considered to be rare. It also has an auto-stop system.