. The TS-453BU is a 1U rackmount NAS that easily fits into a standard 19-inch rack providing an ideal storage solution in the server room for small and medium businesses. The TS-453BU comes with a PCIe slot for boosting potential applications the QNAP QM2 expansion card can be installed to add an M.2 SSD cache/10GbE connectivity a compatible wireless card can be installed to use the TS-453BU as a wireless access point and a USB 3.1 10Gbps card can be added for easier backup to/from multiple external storage. The TS-453BU also provides a wide range of value-added features 4K video playback and real-time transcoding; deployment of virtual environments through Virtualization Station and Container Station; centralized management of remote Windows® Linux® and IPMI-compatible devices with QRM+; and web automation services with IFTTT Agent.Powered by the latest 14 nm Intel® Celeron® J3455 quad-core 1.5GHz processor (burst up to 2.3 GHz) up to 8GB DDR3L RAM four Gigabit LAN ports and SATA 6Gb/s the TS-453BU runs tasks smoothly and quickly with up to 369 MB/s read/ write speeds. The TS-453BU features Intel® AES-NI accelerated encryption to drive transfer speeds of up to 336 MB/s with AES 256-bit encryption for both full NAS volumes and shared folders boosting system performance while ensuring the confidentiality of sensitive business data stored in the NAS..