Upgrade your Dell Vostro 15 5568 with the OWC 4GB DDR4 2133MHz RAM. This high-performance memory module features a PC4-17000 speed rating and operates at a low voltage of 1.2V, ensuring efficient power consumption. With a CL15 latency, you can expect smooth multitasking and faster load times for your applications. The 260-pin non-ECC SODIMM design makes installation a breeze, while the sleek black chips add a touch of style. Enhance your laptop's performance and enjoy a seamless computing experience with this reliable RAM upgrade!