The product is a set of 4 SK Hynix 32GB DDR4 server RAM modules with a total capacity of 128GB. Each module has a capacity of 32GB, and they are designed as RDIMM form factor with 288 pins. They are optimized for server use with features like ECC memory and registration. The modules have a bus speed of PC4-25600 (DDR4-3200) and are ideal for enhancing the performance and reliability of servers in enterprise networking environments.