This is a mini PC from the manufacturer Beelink. It's a common N100 mini PC, but I bought it because it has USB 3.2 Gen 2, making it ideal for a file server. It has 16GB of memory and a 512GB SSD. The following is what I purchased, around June 2024 for about 24,000 yen: https://amzn.asia/d/io0vscX In the range I've used it, the operation is stable, and the USB 3.2 Gen 2, while requiring a little setup, worked without any problems and delivered good speeds.