The ThinkCentre M77 is a tower desktop computer that is powered by an AMD Athlon II X2 B26 processor running at 3.2 GHz. It comes with 2GB of RAM, which is installed in one DIMM slot, and has a 250GB hard drive that spins at 7200RPM for fast data access. The system also includes a DVD RW drive for reading and writing CDs and DVDs.

The desktop computer comes with an ATI Radeon HD4250 graphics card that supports VGA and DP output, allowing you to connect multiple monitors to the system. It runs on Windows 7 Professional 64-bit operating system, which offers a stable and reliable platform for your computing needs.

The package also includes a USB keyboard and mouse, which makes it easy to get started right out of the box. The ThinkCentre M77 comes with a 3-year onsite warranty, ensuring that you are protected against any manufacturing defects or issues that may arise during the course of your ownership.

Overall, the ThinkCentre M77 is a solid and reliable desktop computer that offers good performance and expandability options. It is suitable for home and office use and is backed by a comprehensive warranty for added peace of mind.