The product is a 4GB DDR3 SDRAM memory module designed for laptops, with a form factor of SO-DIMM and a bus speed of PC3-10600 (DDR3-1333). It has a capacity of 4GB per module and a total of 204 pins. This memory module is ideal for upgrading or replacing existing RAM modules in laptops to improve overall performance and capacity. Kingston is a trusted brand known for producing high-quality memory products, making this RAM a reliable choice for enhancing your computing experience.