① KINGMAX SSD M.2 500GB PX4480 Series Type 2280 NVMe PCIe Gen4x4 (Max Read: 5,000MB/s) 3-Year Warranty, Authorized Distributor Warranty KMPX4480-500G * Digital Storage Capacity: 500 GB * Hard Disk Interface: NVMe * Connectivity Technology: Nvme * Brand: KINGMAX * Hard Disk Description: Solid State Hard Drive * Compatible Devices: Desktop * Sequential Max Speed: Read 5000MB/s, Write 2500MB/s * 4KB Random Max Speed: Read 400K IOPS, Write 500K IOPS * Interface: M.2 2280 NVMe PCIe Gen4x4 * MTBF: 2 million hours PX4480 Series Details * Standard: M.2 PCIe NVMe Internal SSD * Flash Type: 3D NAND * Sequential R/W (Max Speed): 5000/4400MB/s * Durability: MTBF 2 million hours * Country of Manufacture: Taiwan ② 4GB DDR4 2133MHz Memory, Samsung, providing reliable performance. - Brand: Samsung - Model: M471A154143EB0-CPB - Capacity: 4GB - Type: DDR4 - Speed: 2133MHz - Country of Manufacture: China Thank you for viewing. ✅ Condition: Near new, excellent condition ✅ Not sold separately, set sale only Please consider! I purchased the SSD last year to upgrade my computer, but I couldn't use it because the new computer didn't have a slot for it. Therefore, I am selling it in like-new condition, having been stored unused. Operation confirmed, both are fully functional. Please refer to the photos.