The Ramaxel 16GB (2x8GB) DDR4 PC4-2666V DIMM RAM Modules are high-quality memory modules designed for improved computing performance. These DDR4 SDRAM modules have a total capacity of 16GB, divided into two 8GB modules for easy installation. With a bus speed of PC4-2666V and 288 pins, these modules are compatible with a variety of systems and offer reliable performance. Made in China by Ramaxel, these modules are a great choice for enhancing the speed and efficiency of your computer system.