ASUS Prime B550M-A (WI-FI) MB, B550, 4x DDR4, 1x PCI-E 4.0 x16, 2x M.2, 4x SATA3, 8x USB 3.2, DVI-D, HDMI 2.1, VGA, Micro ATX, Wi-Fi 6, BT 5.1, Aura RGBASUS Prime B550M-A (WI-FI) MB, B550, 4x DDR4, 1x PCI-E 4.0 x16, 2x M.2, 4x SATA3, 8x USB 3.2, DVI-D, HDMI 2.1, VGA, Micro ATX, Wi-Fi 6, BT 5.1, Aura RGB