4GB DDR4 PC4-19200 260PIN CL17 2400MHZ SODIMM 512X8V7 4GB DDR4 SDRAM Memory Module For Notebook 4 GB DDR4 2400 PC4 19200 DDR4 SDRAM 2400 MHz Single rank Memory CL17 Non ECC Unbuffered 260 pin DIMM 10 Year Warranty VPN: V7192004GBS U SKU: RSC186761 UPC: 5050914185305 DIMM 4 GB memory allows you to have more programs open at a time DIMM 4 GB of memory makes a perfect symmetry with your latest model processor and boosts up your computer's performance 2400 MHz of memory speed with Unbuffered signal