ASUS Prime Z390-A, LGA1151 socket, Intel Z390 chipset, ATX, four DDR4 slots, dual M.2, USB 3.1 Gen2. Pulled from my own working build during an upgrade. BOARD ONLY - no CPU, no RAM, no I/O shield, no box or accessories. The i9-9900K and the G.Skill Trident Z RGB kit that ran in it are listed separately and are NOT included, the board ships bare. Cosmetic condition good, light dust only, no bent pins in the socket. Ships from Los Angeles wrapped in bubble wrap, with tracking.