The product is a 16GB Kit of Crucial Ballistix BLS8G3D1609DS1S00.M16FED DDR3-1600 RAM, consisting of two 8GB DIMM modules with a bus speed of PC3-12800 / DDR3-1600. This RAM upgrade is designed for computers and laptops in need of increased memory capacity, providing a total of 16GB of DDR3 SDRAM for improved performance and multitasking capabilities. The Crucial brand is known for its reliable and high-quality memory modules, making this product a trusted choice for enhancing your computer's memory capacity.