1 pcs PCI-E to M.2 NVME Adapter with Low Profile Bracket, Screws & 1 pcs Expansion Card with Screw Connect an M.2 NVMe and/or M.2 SATA drive to a desktop computer. Take advantage of NVMe SSD speeds in a desktop computer. M-Key NVMe and AHCI drives interface directly with the PCIe bus. B-Key SATA drives require the use of a SATA cable (not included). Fits a PCIe x4, x8, or x16 slot. Robust design includes mounting brackets and a heat dissipating PCB. Adapts the connectors only. The M.2 drive communicates directly with the PCIe and/or SATA bus. Both slots can be used simultaneously. Compatible with 2230 (30mm), 2242 (42mm), 2260 (60mm), and 2280 (80mm) M.2 drives. Type: USB3.0 four-interface expansion card Interface: PCI-E x 1 Compatible PCI slot: X1-X4 / x8 / x16 USB interface: 4 x USB3.0 Transfer rate: 5 Gb / s USB3.0 Applicable models: conventional office Support System: Windows XP32 / 64 Windows 7 (32/64) windows8 / 8.1 windows10 high speed operation core, high compatibility the card comes with a 2A power supply and does not need external power supply, 330 12X12mm inductor is better than 100 10X10mm. each interface is equipped with an independent interface protection fuse and immediately shuts off the power in case of external USB short circuit or overcurrent, protects external devices and the computer from damage, automatically becomes normal again after troubleshooting each interface equipped with an independent regulated capacitor, guarantees a smooth power supply without interface, can also undertake 250 ° Celsius with a solid chip capacitor, a strong endurance with gold immersion process, good electrical conductivity, strong antioxidant capacity, it can guarantee stable transmission colour:black Material:ABS+ metal Expansion Card Size: 120X66X22mm / 4.73X2.6X0.87 inch Package Contents: 1 x PCI-E to M.2 NVME Adapter 1 x Low Profile Bracket 2 x Screws 1 x Expansion Card 1 x Screw Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 1 pcs PCI-E to M.2 NVME Adapter with Low Profile Bracket, Screws & 1 pcs Expansion Card with Screw Connect an M.2 NVMe and/or M.2 SATA drive to a desktop computer. Take advantage of NVMe SSD speeds in a desktop computer. M-Key NVMe and AHCI drives interface directly with the PCIe bus. B-Key SATA drives require the use of a SATA cable (not included). Fits a PCIe x4, x8, or x16 slot. Robust design includes mounting brackets and a heat dissipating PCB. Adapts the connectors only. The M.2 drive communicates directly with the PCIe and/or SATA bus. Both slots can be used simultaneously.