The product is a lot of 15 new AD587KQ voltage reference integrated circuits by the brand AD. These ICs are specifically designed as interface ICs, commonly used in a variety of electrical equipment and semiconductor applications. The AD587KQ provides a stable and accurate reference voltage, making it a crucial component in precision voltage measurement and regulation circuits. This lot offers a supply of high-quality ICs for those in need of voltage reference solutions in their electronic projects or industrial applications.