The product is a Patriot Viper 4GB DDR2 1066 MHz Dual Channel Kit Desktop Memory, consisting of two 2GB modules for a total capacity of 4GB. This memory upgrade is designed to improve the performance and multitasking capabilities of a desktop computer by providing a reliable and high-quality RAM solution from a trusted brand like Patriot. Upgrade your system with this dual-channel memory kit to enhance speed and efficiency for a smoother computing experience.