The HP 14 Laptop 14-bp005nd Supports Single and Dual Drive Configurations. (One eMMC Solid State Flash Drive + One M.2 NGFF (2280) Solid State Drive) Note: Models with eMMC Flash Drives are not upgradable, the eMMC Flash Drive is integrated on the system board and can not be upgraded. (The M.2 slot supports SATA only Solid State Drives)