The Ballistix Micron BLS8G4D240FSBK.8FBD is a set of two DDR4 SDRAM memory modules with a total capacity of 8GB, with each module having a capacity of 4GB. With a speed of 2400MHz and 288 pins, these modules are designed for high performance in computing systems. As a product from Ballistix, known for producing reliable and efficient memory solutions, this RAM is a good choice for upgrading or replacing existing memory modules in computers or servers.