The TS-451S provides a high performance & high capacity storage solution for SOHO & home, workgroup, and SMB users. Powered by the advanced QTS operating system, the TS-451S performs as an easy-to-use yet powerful NAS for data backup, file synchronization, remote access, home entertainment, and is ideal for users to build a personal cloud to access their data easily.

• Transcode Full HD videos on-the-fly or offline
• Play 1080p videos with 7.1 channel surround sound pass-through via HDMI output
• Create a personal cloud and stream your multimedia library via DLNA, AirPlay, and Plex
• Centralize your file storage, sharing and backup
• Run a virtual machine and extend the functionality of the NAS with an integrated virtualization solution
• Expand the total raw storage capacity up to 52TB (with maximum 12 hard drives) with the economical QNAP expansion enclosure UX-800P

Powered by a new 22nm 64-bit dual-core Intel® Celeron® 2.41GHz processor with 1GB energy-efficient DDR3L RAM (upgradable up to 8GB), coupled with the support of dual LAN ports and HDMI connectivity, the TS-451S is a powerful home NAS with supreme value and great performance to deliver up to 220MB/s read & write speeds. The TS-451S can also automatically increase the processor's clock rate from 2.41GHz to 2.58GHz when needed for CPU-intensive tasks. The TS-451S’s fast encryption and decryption performance provides transfer speeds of up to 68MB/s with AES-256 bit volume encryption, boosting system performance & security while ensuring the safety of sensitive personal data stored in the TS-451S. When installed with the latest dual-band 2.4GHz/5GHz 802.11ac Wi-Fi network card, the TS-451S can offer remarkably high speeds for transferring large amount of files and streaming bandwidth-consuming multimedia.

QTS - Simple and efficient

Thanks to the intuitive user interface of QTS, system operations of the TS-451S are smooth and handy. Its intelligent desktop allows you to find desired functions quickly, create desktop shortcuts or group shortcuts, monitor important system information on a real-time basis, and open multiple application windows to run multiple tasks concurrently, bringing greater operating efficiency.

Easily build your personal cloud and access anywhere

QNAP’s myQNAPcloud provides an always-connected infrastructure for business and home users to build their private or personal cloud with ease. Through any web browser or the free mobile app the TS-451S becomes your personal cloud so you are always connected to your data. Take advantage of the myQNAPcloud service, which allows you to remotely access your TS-451S wherever you are. Instantly stream or share your multimedia contents and share them with your friends.

Real-time & offline HD video transcoding

The TS-451S delivers superior real-time Full HD video transcoding to convert your videos to formats that can be smoothly played on PCs, mobile devices and Smart TVs. It allows for up to 5 devices to simultaneously view different videos stored on the TS-451S with on-the-fly hardware accelerated transcoding. The TS-451S allows you to enjoy instant videos on multiple devices - even those that lack computing power or have limited file format support - without the need for complicated and time-consuming file conversion.