Processor Intel Core i3-9100T (6MB Cache, 3.10GHz up to 3.70GHz ) Operating SystemDOSStorage1TB HDD SATA 7200 rpmMemory 4GB DDR4 (Max.32GB, 2 DIMM Slots)GraphicsIntel UHD Graphics 630 I Intel B360 ChipsetOptical DriveDVDRWNetworkGigabit EthernetConnectivity 720P Camera&Mic-Web CAM Input DeviceLenovo Leyboard & USB optical MouseDisplay 21'5" FHD LEDPower Supply100-240V-1.5A I 20V-4.5AWarranty1 Year Warranty