The Acer TravelMate P2 TMP238-M Laptop comes in 2 Different Drive Options from Acer and Supports Single Drive Configuration Only. (One 2.5" Solid State Drive or Hard Drive) or (One M.2 NGFF (2280) Solid State Drive in a Converter Bracket) Note: Models that have a M.2 Drive Installed, the M.2 Drive occupies the 2.5" Drive bay using a converter bracket and Interposer board. If replacing the 2.5" Drive for a M.2 Drive, you will need the M.2 SSD converter board p/n 55.G7BN1.002 and the SSD cable p/n 50.G7BN1.005 and the SSD power cable p/n 50.G7BN1.004 for installation. (The M.2 Converter board Supports SATA only Solid State Drives)