i3-8130U, Chipset Integrated with Processor, Panel Size 21.5inch, RAM 4GB DDR4, TOTAL MEMORY SLOT 2, Memory Expand UP TO 16GB, USB Slot REAR : 2x USB2.0 Type A, 2x USB3.1 Gen1 Type A, CARD READER 3-in-1 memory card reader, SERIAL PORT N/A, KEYBOARD MOUSE..