Unmatched reliability: Equipped with buffer DRAM for superior stability Outstanding performance: Sequential read/write speeds of up to 1,050MB/s and 1,000MB/s due to efficient heat management Stylish and ergonomic design: Compact size (74x46mm) and lightweight (53g). Durable aluminum casing in metallic champagne gold Accessories: Two USB connection cables (C-to-C and C-to-A). Clear silicone case to prevent damage Versatility: Multi-purpose storage solution optimized for gamers, remote workers, content creators, students, and creative professionals SK hynix Beetle X31 is a portable solid-state drive (SSD) with superior performance, convenient portability, heat management and stylish design. Moreover, the X31 is aimed to maximize the performance by applying DRAM as a buffer inside of the SSD.