Compaq Part Number 002798-001 proprietary flash memory card designed for Compaq Contura portable systems. This 4MB PCMCIA-compatible memory expansion module provides additional storage capacity for early 1990s Contura notebook computers. The card uses Compaq's proprietary connector standard and is compatible with Contura 3/4/4xx series laptops requiring solid-state memory expansion. Typical applications include extending available RAM or mass storage on legacy portable systems used in field service, field sales, or embedded measurement applications where conventional disk drives were impractical. This refurbished unit has been tested and is guaranteed functional; available via quote.