The QNAP 4-Bay SATA Storage Enclosure, part number TL-D400S-US, offers a flexible and scalable storage solution for personal and professional use. This 4-bay enclosure supports 3.5-inch SATA hard drives, providing a cost-effective way to expand your storage capacity. With its easy-to-use interface, the TL-D400S-US can be connected to a NAS or PC to extend storage for backups, media libraries, or business applications. Featuring durable construction and quiet cooling, it ensures reliable performance for both home and office setups. Its user-friendly design makes it easy to set up and maintain, offering hassle-free storage expansion.