The product is a lot of 180 Hynix 64GB PC4-2933Y 2Rx4 DDR4 ECC RDIMM server memory modules, model HMAA8GR7AJR4N-WM. Each module has a total capacity of 64GB and features ECC memory and registration. These memory modules are designed for server use and have a bus speed of PC4-23400 (DDR4-2933) with 288 pins. Made in South Korea, they offer reliable and high-performance memory capacity for enterprise networking and server systems.