The Transcend 256GB MSA220S mSATA SATA III SSD with SLC Cache is a high-performance solid-state drive designed for computing systems. With a sleek design and a weight of only 8 grams, this SSD offers fast data transfer speeds and reliable storage for your files. The package includes one unit of the Transcend MSA220S model, making it an ideal choice for improving the speed and efficiency of your computer system.