The 4-bay TS-451D2 provides high storage potential for home & small business users to store, share, & back up files. Business users can leverage its dual-core Intel processor to enable seamless multi-user on-premises/remote access to work files, while home users can enjoy a high-quality multimedia experience with both streaming & direct 4K HDMI 2.0 output. Cloud Storage Gateways allow you to leverage your existing cloud storage to deploy a hybrid-cloud solution, while a built-in App Center provides a wide range of applications to add additional functionality to the TS-451D2. Dual-core 2.0 GHz (burst up to 2.9 GHz) with AES-NI encryption acceleration The TS-451D2 is powered by an Intel Celeron J4025 dual-core 2.0 GHz processor (burst up to 2.9 GHz), supports up to 8 GB DDR4 memory, & is compatible with SATA 6 Gb/s drives. With Intel AES-NI encryption, the TS-451D2 secures data without impacting performance. The TS-451D2 also features four USB (Universal Serial Bus) 3.2 Gen 1 ports (including one USB (Universal Serial Bus) one-touch copy button) & two Gigabit Ethernet ports for greater connectivity to help streamline your workflows. Multi-point file backup, access, & sync The TS-451D2 centrally stores data & files, & supports common file sharing protocols, including SMB/CIFS, AFP & NFS for Windows, Mac, & Linux/UNIX devices. Coupled with Qsync (a utility that transforms a QNAP NAS into a secure, high-capacity data center for file synchronization), any file uploaded to the TS-451D2 becomes available for all connected devices (such as computers, laptops, & mobile devices). Hybrid Backup Sync helps you easily backup or synchronize data on the TS-451D2 to another QNAP NAS, remote servers, or cloud storage for disaster recovery. in addition, Qu Dedup technology greatly improves the efficiency of multi-version backup to the destination storage, while optimizing storage utilization. You can install the Qu Dedup Extract Tool on your computer & restore deduplicated files to their normal status. Seamless integration with cloud data The TS-451D2 can be easily integrated with mainstream cloud services. By deploying cloud storage gateways & enabling local caching on the TS-451D2, you can seamlessly use the cloud for storage, backup, & data recovery with low-latency access, providing an innovative hybrid cloud experience. Directly host virtual machines & containers Virtualization Station & Container Station provide comprehensive virtualization support, & the Network & Virtual Switch means that you can allocate physical network resources to virtual machines, containers, & the NAS to simplify network deployment. Easy & secure remote connection with my QNAPcloud my QNAPcloud means that you can remain connected to your TS-451D2 using a unique domain name. No complex routing or configuration is required, & my QNAPcloud strengthens SSL Certificate keys to 2048-bits to enable secure remote access, management, & sharing files & services on your TS-451D2. Safeguard your environment with QVR Pro QVR Pro is a modern NAS-based surveillance solution that simplifies camera management, storage space allocation, camera live view, & playback. Dedicated storage space for surveillance data can be configured on the TS-451D2 to optimize system performance, & surveillance feeds can be monitored at any time using the QVR Pro Client mobile app. Budget-constrained users can even use USB (Universal Serial Bus) webcams as network cameras by using QVR Pro with the QUSBCam 2 app. Flexible & economical storage expansion QNAP provides several ways to expand the storage capacity of your TS-451D2 to accommodate data & business growth.