This PCI Express card by Delock expands the PC by two M.2 slots. One M.2 SATA module can be connected in format 22110, 2280, 2260, 2242, 2230 with this card and connected via SATA cable to the motherboard. Additionally, one M.2 PCIe module in format 22110, 2280, 2260, 2242, 2230 can be connected. Both slots can be used at the same time.