The product is a Samsung 4 GB SODIMM 1600 MHz DDR3 laptop memory module. This memory module has a total capacity of 4 GB and is designed for laptops. It features a Samsung brand, SO-DIMM form factor, DDR3 SDRAM type, and a lifetime manufacturer warranty. With a bus speed of PC3-12800 (DDR3-1600) and 204 pins, this memory module is a reliable and high-quality component for enhancing the performance of a laptop.