The product is a lot of 4 Hynix 2GB DDR2 FB-DIMM SDRAM server memory modules, totaling 8GB of capacity. Each module has a capacity of 2GB and operates at a bus speed of PC2-5300 (DDR2-667). The memory has ECC features and is manufactured in Korea, South. This server memory is designed for high performance and reliability in server environments, making it an ideal choice for businesses and enterprises seeking dependable computing solutions.