The QNAP TS-864eU is a high-performance, short-depth 2U rackmount storage solution specifically engineered for modern businesses requiring high-density computing in space-constrained environments such as shallow racks or wall-mount cabinets. Powered by an Intel® Celeron® N5095 quad-core processor and the feature-rich QTS operating system, this powerhouse features eight 3.5-inch SATA 6Gb/s drive bays, providing a compact yet powerful footprint for centralized backup and virtualization. Equipped with dual 2.5GbE ports and expandable via a PCIe Gen 3 slot for 10GbE networking or M.2 SSD caching, it is optimized for high-speed file sharing, secure remote access, and intensive multi-user workflows. With its space-saving 11.7-inch depth design and hardware-accelerated AES-NI encryption, the TS-864eU provides a secure, scalable, and highly efficient foundation for edge computing and small-to-medium business IT infrastructures.