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The HS-251+, powered by a quad-core Intel® Celeron® 2.0GHz processor, was created as a silent NAS solution that allows users to enjoy files and media with no distractions, providing a perfect match for home theater enthusiasts and audiophiles looking to maximize their audiovisual experience and users who wish to constantly run their systems without any background noise. Coupled with the support of HDMI connectivity for 1080p video playback and hardware transcoding capability, the HS-251+ is an ideal companion at home for multimedia entertainment. Being fanless, the HS-251+ has no internal moving parts for improved reliability and remains clean and dust-free even after long-term usage. The HS-251+ is best used with SSDs or WD® Red™ & Seagate® NAS drives as a reliable storage solution.
Created for the living room with a revolutionary fanless architecture, the HS-251+ features a modern set-top design that fits alongside your HDTV, games consoles and other elements of your digital lifestyle. Underneath the stylish & compact brushed metal aluminum body, the HS-251+ is packed full of cutting-edge features & apps to provide day-to-day entertainment, storage, and backup needs. The HS-251+ is easy to use and maintain. With its accessible layout, adding and removing drives are remarkably easy even for beginners.
Powered by a 22nm 64-bit quad-core Intel® Celeron® 2.0GHz processor with 2GB energy-efficient DDR3L RAM, coupled with the support of dual LAN ports, the HS-251+ is a powerful NAS with higher performance to deliver up to 224MB/s read & write speeds. The HS-251+ can also automatically increase the processor's clock rate from 2.0GHz to 2.42GHz when needed for CPU-intensive tasks.
Tested in QNAP Labs. Figures may vary by environment.
Intel® Core™ i7-4770 3.40GHz CPU; DDR3L 1600Hz 16GB; WD 1TB WD10EZEX; Intel Gigabit CT (MTU 1500);Windows® 7Professional 64bit SP1
Thanks to the intuitive user interface of QTS 4.2, your NAS experience is smarter, smoother and spectacular. Its modern flat design streamlines loading times, and the intelligent desktop and multi-window operation make controlling every aspect of your HS-251+ – from system operations to multimedia features – fully accessible and easy to use. QTS enables you to:
QNAP HD Station integrates the powerful Kodi™ media player and web browser. With HDMI connectivity, you can connect the HS-251+ to a HDTV or a Hi-Fi amplifier to enjoy your rich multimedia content with the best audiovisual experience. The splendid user interface and support for 7.1-channel audio pass through* bring smooth playback of 1080p videos **. You can even watch YouTube™ videos, surf the web and manage the HS-251+ using Google Chrome™ or Mozilla Firefox® with multilingual keyboard input. The HD Station supports multi-tasking and user authentication so only authorized users can access the stored data via HDMI monitors.
The HS-251+ is packed with QNAP remote control for you to conveniently control the HD Station via the built-in IR receiver of the HS-251+. You can also turn your mobile devices into remote controls by installing the Qremote app. The HD Station also supports YouTube Pairing, allowing you to select a YouTube™ video on your smartphone, tablet or computer and play it on HDTV via the HS-251+.
*A receiver with HDMI support is required for decoding multi-channel surround sound.
** The quality of video and music delivery can vary according to hardware and network environments.
The HS-251+ is the perfect video storage center for you to store your movies & home video collection, delivering superior on-the-fly 1080p video transcoding to convert your videos to formats that can be smoothly played on PCs, mobile devices and Smart TVs. It allows multiple devices to simultaneously view different videos stored on the HS-251+. The HS-251+ allows enjoying videos on multiple devices even those lack computing power and limited file format support without complicated and time-consuming file conversion.
With the HS-251+'s offline transcoding support, if you can only connect to the Internet with limited bandwidth, you can still enjoy smooth videos by selecting a lower resolution to play the videos via File Station, Video Station, or the Qfile app for iOS® & Android™ without affecting the HS-251+'s performance running other applications.
From enjoying your media on HDTVs, smartphones and tablets to syncing files between different computers and mobile devices, the HS-251+ can be depended on to be the cornerstone of all your home digital needs and 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 HS-251+ wherever you are. Instantly stream or share your multimedia contents and share them with your friends.
The HS-251+ acts as your photo vault for you to back up your favorite photos. The Photo Station makes photo sharing simple, and you can designate your own access right controls. Simply upload your photos to the HS-251+ to create & organize your photo albums through a web browser, and share with your family and friends through social networking sites such as Facebook®, Google+™, Twitter® and Pinterest®. Your mobile devices are useful too, allowing you to instantly upload photos to the HS-251+ with the Qfile or Qphoto mobile apps available on iOS® or Android™ devices. Now, you can just take as many photos as you want and trust your precious photo collections with the HS-251+!
The Music Station helps categorize your music collection, and displays album covers to easily organize your personal playlists. Through the Music Station you can enjoy your music anywhere anytime with a few clicks. Thousands of local & global online Internet radio stations are built-into Music Station for you to enjoy as well. You can also install the Qmusic app on mobile devices to listen to your terabytes of music collection wherever you go.
Use your HS-251+ as a multi-zone multimedia system to fill every corner of your house with your choice of media. You can centrally manage and stream photos, music and videos from the HS-251+ to different rooms from a single device using Bluetooth® & USB devices connected to the HS-251+ (for music streaming only), HDMI, DLNA®, Apple TV® and Chromecast™*. Every family member in different zones can enjoy the convenience and simplicity for media playback and multimedia storage.
Alternatively, to enjoy multimedia yourself, you can choose DLNA-compatible devices, use the Qfile app on an iOS® device to browse videos/photos and play on the TV via Apple TV®, or transform the HS-251+ into a powerful streaming machine with DLNA®, Roku®, Amazon® Fire TV, and Google TV™ support with the support of Plex Media Server.
*To stream multimedia via Chromecast, you must first install the multimedia extension pack from the QTS App Center.
Quickly and easily find documents, photos, videos, and music with Qsirch, QNAP's new NAS search application lets you find what you need by real-time, natural search. Simply type in as much as you know about what you are trying to find, including bits of the file name or even words/phrases in the document, and Qsirch will display a list of matches, complete with thumbnails, as you type. Qsirch even remembers your search history so you can quickly navigate to files you've previously searched for. Qsirch is a huge productivity boost – it greatly reduces the amount of time spent looking for files on the NAS so you can focus on other tasks.
The high performance & cross-platform compatibility of the HS-251+ allows you to centralize and protect your important with a range of backup options. Time Machine® is fully supported to help Mac® OS X users create a more efficient and convenient backup solution. QNAP NetBak Replicator is QNAP's license-free backup software that allows you to back up your files from multiple Windows® PCs in real time or by schedule. You can also gain a disaster recovery solution with the RTRR (Real Time Remote Replication) feature with backup versioning support by replicating data in multiple shared folders from the HS-251+ to another NAS over the network to ensure the safety of your important data. Your data can also be easily backed up to a FTP server, external disk, or to online cloud storage services including Amazon® S3, Amazon® Glacier, Microsoft® Azure, ElephantDrive®, Dropbox®, Google Drive™, Google Cloud Storage™, and more.
Qsync utility turns your HS-251+ into a safe, large-capacity data center for file synchronization. Any file uploaded to the HS-251+ will be made available for all linked devices, such as computers, laptops or mobile devices. Qsync is especially useful for frequent travelers to manage files and always have the most up-to-date files on different devices. Qsync provides multiple ways of file synchronization and group file sharing, greatly enhancing the flexibility of team projects and collaboration. It also supports centralized configuration, and allows you to remotely erase the Qsync folder on a lost device to avoid data breaches, and even restore it after you have retrieved the device. You can also install the Cloud Drive Sync app from QTS App Center to easily sync files with Google Drive™ and Dropbox® cloud storage.
Instead of a fan, the HS-251+ features a remarkable thermal design that intelligently dissipates heat, allowing us to create a sleek, modern design without the bulk of conventional NAS systems. This innovative thermal design helps keep the HS-251+ running smoothly even under the heaviest loads. The HS-251+ is also eco-friendly, with power saving features including S3 system sleep mode, or hard disk standby when not in use, and power management scheduling options.
The HS-251+ is a perfect download center for high speed BT, Magnet, PT (Private Trackers), eMule, FTP, and HTTP downloads. After the download tasks are set, you can turn off your computer, and the HS-251+ will continue downloading as many HD videos as you want. With the Qget mobile app, you can easily search download sources, download contents to the HS-251+, and manage download tasks on your mobile devices.
The HS-251+ provides a professional Surveillance Station for real-time monitoring, video & audio recording and playback with a wide range of customizable settings. With the user-friendly interface and the expandable IP camera channel licenses, the Surveillance Station builds a professional surveillance center for you to safeguard your property and valuables. You can also install the Vmobile app on your iOS® or Android™ devices to manage the monitoring of cameras anytime, anywhere, to safeguard your home environment, or install the Vcam mobile app to turn your device into a network camera to instantly record to your HS-251+. The HS-251+ offers 2 free IP camera channels and you can expand up to 40 channels by purchasing additional licenses.
The HS-251+ is your private cloud storage that virtually enlarges the capacity of your smart mobile devices. Qfile allows you to access, upload, download, manage, and share stored files easily as if you are carrying tons of files in your pocket. If Qfile is installed on an iOS® device, users can also browse videos & photos stored on the HS-251+ and play on a TV via Apple® TV. Qmanager lets you monitor & manage the HS-251+ remotely and efficiently without turning on your PC. You can take and share digital notes with Qnotes, and enjoy and share music, photos and videos on the HS-251+ anywhere and anytime with Qmusic, Qphoto and Qvideo apps.
In addition to these preinstalled apps, the HS-251+ has a built-in App Center that provides various install-on-demand apps developed by QNAP and third-party developers, including tools for backup/sync, business, content management, communications, downloading, entertainment, and much more. It is also a centralized location for managing & updating installed apps. QNAP's development platform embraces the open source spirit and allows you and other developers to create their own apps, adding near-unlimited opportunities for the HS-251+.
he HS-251+ offers a high performance yet affordable storage solution to fulfill the needs of archiving rapidly growing data & large files. It supports online capacity expansion by connecting a QNAP expansion enclosure, allowing you to expand the raw storage capacity on demand and making itself an ideal large-capacity file center for personal media collections*.
The maximum raw storage capacity available by connecting a QNAP expansion enclosure:
|QNAP NAS Model||QNAP Expansion Enclosure||Max. No. of Expansion Enclosure||Total HDD No. (NAS + Enclosure)||Max. Raw Capacity (TB)**|
*To expand the storage space with an UX expansion enclosure, please create a separate static volume or storage pool on the UX expansion unit.
**The maximum capacity is calculated by using 8TB HDDs.
The HS-251+ provides comprehensive system tools to increase management efficiency.
Instant Alert Notifications Instant Alert Notifications
With the SMTP and SMS settings on the Turbo NAS, system administrators will get notifications from SMS or emails when any error occurs.
A graphical interface is presented for easily monitoring the CPU usage, memory usage, disk usage status, bandwidth usage, and running processes of the Turbo NAS.
Wake on LAN
Administrators can turn on the Turbo NAS within LAN. It saves more energy and improve security.
Scheduled Power on/off
Administrators can flexibly set up the time of turning on/off for the Turbo NAS, maximum 15 sets of schedules are allowed for turning on, off, or rebooting.
S.M.A.R.T. & Advanced Hard Drive Health Scan (HHS)
The Turbo NAS supports HDD S.M.A.R.T. (Self-Monitoring Analysis and Reporting Technology) which monitors the hard drive status, and sends out alert notifications through email for administrators to take precautions. Moreover, the HHD Health Scanning technology can examine the hard drive status and prevent possible data loss.
Comprehensive Event Logs
The Turbo NAS supports Syslog server that collects logs from various connected devices over the Internet and saves the data, enabling centralized log management with greater efficiency.
The HS-251+ supports various applications for home offices as an all-in-one Turbo NAS with cost-efficiency.
The Turbo NAS supports FTP server to share large size files, coming with user-defined settings including bandwidth limitation, number of connections, and write-only permission.
The Turbo NAS supports Web server which allows numerous websites built on the same server conveniently. Administrators can manage up to 32 websites on the single one Turbo NAS with reduced IT cost.
The Turbo NAS supports RADIUS server which provides centralized authorization management for computers to connect and use a network service.
The Turbo NAS supports VPN server which provides an easy way for IT administrators to build up a secure private network and allows the staff to log on from outside the office and access business resources securely such as files and Internet connections.
The Turbo NAS supports Printer server to send remote printing request over the Internet (max. 3 USB printers), and supports IPP (Internet Printing Protocol), Samba, print job management and Bonjour printing for Mac OS X.
Plex Media Server
The HS-251+ can be used as a Plex Media Server to stream your content to any Smart TV or Plex clients, such as smartphones and tablets.