ADATA Premier SP600 256GB M.2 2242 Ultrabook Compatible and Excellent Read up to 550MB/s Solid State Drive (ASP600NS34-256GM-C) Ultra-slim (M.2 2242) & Power-Saving DEVSLP (Device Sleep) Supported Advanced BCH ECC Technology Supports DDR3 DRAM Cache Buffer Intel Smart Response Technology Supported S.M.A.R.T. / NCQ / TRIM Command Supported