Lenovo ThinkCentre M70s Desktop PC (11EX002TSA) - 10th Generation Intel Core i5-10400 Processor, 4GB DDR4 2666MHz RAM (1 x 4GB, 3 UDIMM Slots Free, 128GB Max), 1TB 3.5" 7200RPM Hard Drive, DVD-RW, Integrateed Intel UHD Graphics 630, 1 x 1W HD Speakers, Connectivity: Front Ports: 2 x USB 3.2 Gen 1, 2 x USB 3.2 Gen 2, 1 x USB-C 3.2 Gen 1, 1 x headphone / microphone combo jack (3.5mm), 1 x microphone (3.5mm), Rear Ports: 4 x USB 2.0, 1 x HDMI, 2 x DisplayPort, 1 x serial (9-pin), 1 x Ethernet (RJ-45), 1 x line-out (3.5mm), USB Traditional Keyboard + USB Calliope Mouse, Windows 10 Pro 64-Bit