The Samsung 32GB 2Rx4 PC4 2400T RAM modules are a set of four DDR4 SDRAM DIMM memory modules with a total capacity of 128GB. Each module has a capacity of 32GB, and they are designed with ECC memory and registered features for reliability. The modules are compatible with a bus speed of PC4-19200 (DDR4-2400) and have a pin count of 288. Made in China, these memory modules are ideal for improving system performance and multitasking capabilities in computers.