Asus AMD B550 Equipped Socket AM4 Compatible Motherboard ROG STRIX GAMING B550-A [ATX]

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. Products covered by the manufacturer's pin breakage warranty (products obtained through second-hand products, auctions, resale, and products that are damaged due to usage outside of guaranteed operation are not covered by the warranty.) [Chipset/Socket/Standard] AMD B550 / AMD AM4 / ATX [CPU] AMD AM4 Socket 3rd Gen AMD Ryzen Processors [Supported memory] Number of slots: 4 (maximum 128GB) DDR4 4600(O.C.)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory [Expansion Slot] 1 x PCIe 3.0 x16 (x4 mode), 3 x PCIe 3.0 x1 / [Storage] 6 x SATA 6Gb/s port(s)