The Kingston KVR 1.5V DDR3 SDRAM memory module is a single 1GB unit designed for desktop computers. This module is ideal for boosting memory capacity in systems requiring additional RAM for improved performance. With ECC memory features, it provides error correction code to help detect and correct any errors that may occur during data transfer, ensuring reliable operation. The Kingston brand is known for its quality and reliability in memory products, making this module a dependable choice for upgrading your system's memory capacity.