BLS2K8G4D240FSB is a 16GB Kit consisting of (2) 8GB DDR4 desktop modules that operates at speeds up to 2400 MT/s and has a CL16 latency. It is an Unbuffered DIMM . It conforms to the industry standard DDR4 UDIMM layout of 288 pins and is compatible with systems that take DDR4 2400MT/s UDIMM memory. Amazon Prime Eligible.