1、GOLD PLATING PROCESS: The PCIE expansion card adopts PCB circuit board, appearance gold plating process, with conductivity and wear resistance, oxidation resistance, high fire rating 2、COMPATIBLE SPECIFICATIONS: Simultaneous expansion of 4 bays on both sides, compatible with 2242/2260/2280/22110 specifications 3、SUPPORTED FUNCTIONS: The PCIE expansion card supports M.2 M KEY NVME protocol SSD and for Optane, and supports M.2 PCIE protocol expansion cards and equipment 4、STABLE TRANSMISSION: Double sided heat dissipation at the same time, transmission is more stable, with two speed adjustable 5、LED INDICATOR: The card has an LED soft light indicator. When the card is plugged in and powered on, the green light is on, and the green light flashes when reading and writing 6、USE with CONFIDENCE: The read rate of PCI E0 mode can up to 14000+Mb/S. Note: The card can run 4 NVMEs at the same time, but the motherboard must support PCIE signal splitting 7、CONVENIENT and PRACTICAL: Support 4 X4 full channel full speed NVME SSD and M.2 PCIE interface device. The motherboard supports PCIE split or PCIE function 4 x Locking Screw1 x Case Screws4 x Moving Stud1 x Screwdriver1 x PCIE Expansion Card Item Type: PCIE Expansion CardMaterial: PCBModel: PH44 PLUSSupport Hard Disk: M.2 NVME Protocol SSD/M.2 PCIE EquipmentTransmission Speed: 4 x 32GbpsProduct Size: Approx. 225 x 70mm / 8.9 x 2.8in