The NU861 Dell I/O adapter delivers seamless connectivity for your XPS One A2420, turning a single port into a versatile hub for USB, FireWire, and high‑quality audio devices. Designed with Dell’s precision engineering, it ensures reliable data transfer and crystal‑clear sound without compromising the sleek aesthetic of your workstation. Plug‑and‑play simplicity means you can expand your setup in seconds, whether you’re adding external storage, a professional microphone, or a video interface. Built to endure daily use, this adapter provides the flexibility and performance professionals demand, keeping your workflow smooth and your desk clutter‑free.