This PCI Express card by Delock expands the PC by four M.2 slots. Up to four M.2 SSDs in format 2280, 2260, 2242 and 2230 can be connected. With the help of the large heat sink sufficient cooling of the M.2 modules is guaranteed.The card requires the PCIe bifurcation of the motherboard to split the PCIe signal in order to use multiple ports.