Upgrade your EliteBook 8540W with the HP 56K Modem Card Module (500414-001) and enjoy reliable, high‑speed connectivity for all your business needs. Designed to seamlessly fit into your laptop’s existing architecture, this module delivers crystal‑clear voice and data service, ensuring uninterrupted communication whether you’re on the road or in the office. Its proven HP quality guarantees long‑term performance, while the compact, low‑profile design preserves the sleek look of your device. Perfect for professionals who rely on dependable modem access, this replacement module is a smart investment in both convenience and durability.