Enhance your vintage Macintosh SE/30 with the authentic 1988 Apple 512KB ROM, a pivotal component for enthusiasts seeking to maintain the classic computing experience. This 64-pin ROM SIMM, identified by part number 820-0241-02, is a genuine piece of Apple's storied history and is sure to complement your collection of vintage electronics.Crafted in the United States, this unit reflects the quality and innovation synonymous with Apple's early success. Please be aware of the California Prop 65 warning that accompanies this product. With a single unit quantity available, secure this slice of computing heritage for your restoration or collection.