The HP Pro Tower 290 G9 is a high-performance desktop that is perfect for any business. With its powerful i3-12100 processor and 4GB of RAM, it can handle even the most demanding tasks with ease. The 1TB hard drive provides plenty of storage space for all your important files and documents. This tower comes with DOS installed, allowing you to customize your operating system to your exact needs. Additionally, it includes an 18.5 inch monitor, making it ready to use right out of the box.