The product is a lot of 2 Samsung M471B5173EB0-YK0 8GB DDR3 SODIMM memory modules, with a total capacity of 8GB (4GBx2). These modules have a PC3-12800 bus speed and 204 pins each. Designed for use in laptops and other portable devices, these Samsung memory modules are a reliable option for upgrading or replacing existing RAM modules to enhance system performance and capacity.