2 NVMe SSD Adapter Card in open-box condition. Clean, excellent physical condition. Removed from a working system. ? Important: This listing is for the hardware only. SoftRAID license is NOT included. The card works natively with macOS using Apple RAID or as individual NVMe drives, or with third-party RAID solutions. Supports up to four M. PCIe 3.0 x16 interface. Extremely fast throughput (ideal for video, photography, data, or workstation use). Bootable on supported systems. MacOS (Intel Macs with PCIe slots, including Mac Pro). Windows & Linux (driver / RAID configuration dependent on OS). OWC Accelsior 4M2 PCIe card. Parted out from a system upgrade-no longer needed.