The Dell Inspiron 15 7000 (7500) 2-in-1 Laptop Silver Supports Single Drive Configuration Only. (One M.2 NGFF (2280) or (2230) Solid State Drive) Note: The M.2 slot supports M.2 (2280) and (2230) Drives by moving the drive mounting bracket p/n KYMC9 to accommodate the form factor. (The M.2 slot supports PCIe NVMe Generation 3.0 x4 Solid State Drives)