The NUC8i5BEH announcement the following features:- 8th Generation Intel Core i5 8259U processor- Intel Iris Plus Graphics 655- M. 2 22x42 / 80 slot for PCIe NVMe or SATA SSD- 2.5 inches SSD / HDD bay- Dual channel DDR4 2400 SODIMM support, 32GB max- OS: Windows 10As processor and graphical interface, there is no information that Windows 10 is not included. Only the memory and the SSD that have the slot and bay information. Which makes it clear that Windows 10 is part of the product, like processor and graphical interface.Meanwhile, the seller (E-ITX) says to be an error by Amazon, but Amazon informs that the announcement is the responsibility of the seller.Conclusion, what was in the announcement was not fulfilled and I did not receive Windows 10.