The Samsung 16GB 1RX16 PC4-3200AA-UCO-11 RAM module (M378A1G44ABO-CWE) is a high-quality DDR4 SDRAM memory module designed for computers. With a total capacity of 16GB and a bus speed of 2666 MHz, this module offers fast and reliable performance. Manufactured in China by Samsung, a trusted brand in the industry, this RAM module is ideal for upgrading your computer's memory capacity and improving overall system performance.