- Compatible with select HP peripherals that have an EIO slot; - Rely on compliance with the IEEE 1284B parallel port specifications; - You can trust in reliable parallel port connectivity; - Use legacy operating systems, legacy mainframes and older IT infrastructures.; - Easy to install—modular internal card slides into the EIO slot of a peripheral; - Easy to use—a modular internal card that fits into an open EIO slot on a compatible HP peripheral; - Relax, knowing your investment is protected with HP reliability and a one-year limited warranty; - Keep your current parallel port functionality with legacy IT systems; - Relax, knowing your investment is protected with HP reliability and a one-year limited warranty.