The product is a lot of 2 ADATA 2GB DDR3 PC RAM modules, with a total capacity of 4GB. These DIMM modules have a bus speed of PC3-10600 (DDR3-1333) and are designed for server use. The model is AD3U1333B2G9-DRH, and each module has a capacity of 2GB. This memory kit is ideal for boosting the performance and efficiency of a server system requiring reliable and high-quality RAM modules.