The Lenovo IdeaCentre 307 brand PC comes with Intel Core i5-10400 Processor (12M Cache, 2.90 GHz up to 4.30 GHz). It has 4GB DDR4 RAM that makes this an essential business desktop. It also contains 1TB of SATA storage to ensure greater workability. It supports up to two drives, 1x 3.5 HDD 1x M.2 SSD ? 3.5? HDD up to 2TB ? M.2 SSD up to 512GB. In its basic components include a standard USB Keyboard and a mouse. In addition, it has an Integrated Intel UHD Graphics 630 with Intel B360 chipset and integrated gigabit LAN. It runs on Free DOS operating system and also has a DVD writer. Its 802.11bgn & Bluetooth 4.0 ensures high speed network & wireless connectivity and USB 3.0, USB 2.0, RJ-45, HDMI, VGA provides secure data transfer. This best-in-class security and manageability in a space-saving design come with 3 years of limited warranty.