The ASUS PRIME B550M-A WI-FI is an AMD B550 (Socket AM4) micro ATX motherboard designed for 3rd/2nd/1st Gen AMD Ryzen processors. It features a robust power delivery system with PCIe 4.0 support, including one PCIe 4.0 x16 slot and dual M.2 slots (one PCIe 4.0 x4 and one PCIe 3.0 x4). The board supports Dual Channel DDR4 memory up to 128GB across 4 DIMM slots with speeds up to 4400MHz(OC). Networking capabilities include Intel WiFi 6 (802.11ax) and Gigabit Ethernet for versatile conNECtivity options. Storage options comprise 4x SATA 6Gbps ports alongside the M.2 slots. Graphics outputs feature HDMI, D-Sub, and DVI ports for flexible display configurations. Additional highlights include USB 3.2 Gen 2 Type-A port (10Gbps), Aura Sync RGB headers for customizable lighting, and comprehensive cooling options with multiple fan headers. The motherboard also features AI noise-canceling microphone technology and comes with pre-mounted I/O shield for easy installation.