The Samsung PM9C1b 256GB NVMe PCIe Gen4x4 M.2 2280 SSD is a high-performance internal solid-state drive designed for use in laptops and PCs. With a storage capacity of 256GB, this SSD offers fast write speeds that are 4 times faster than traditional hard drives. The sleek black design and M.2 interface make it a versatile and reliable option for upgrading your system's storage capabilities.