PCI Express x16 Card to 4 x internal NVMe M.2 Key M - Low Profile Form Factor 90078 This PCI Express card by Delock expands the PC by four M.2 slots. Up to four M.2 SSDs in format 2280, 2260 and 2242 can be connected. Specifications: General Connectors: internal: 4 x 67 pin M.2 key M slot, 1 x PCI Express x16, V3.0 Chipset: Broadcom PEX8747 Interface: PCIe / NVMe Supports M.2 modules in format 2280, 2260 and 2242 with key M or key B+M based on PCIe Maximum height of the components on the module: 1.5 mm, application of double-sided assembled modules supported Data transfer rate up to 32 Gbps Supports NVM Express (NVMe) Bootable, ex UEFI version 2.3.1 Supports S.M.A.R.T. 1 x 37 mm fan 1 x heat sink 6 x LED indicator System requirements Linux Kernel 5.8 or above Windows 8.1/8.1-64/10/10-64 Windows Server 2019 PC with one free PCI Express x16 / x32 slot Package content PCI Express card with fan Low profile bracket User manual