QNAP HS-251
Silent & fanless NAS with HDMI-out for the best audiovisual experience

Overview:

Silent & dust-free
The HS-251, powered by dual-core Intel Celeron 2.41GHz 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.

Modern & stylish
Created for the living room with a revolutionary fanless architecture, the HS-251 features a modern set-top design that fits alongside your HDTV, game 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.

Enjoy the HS-251 with the intuitive QTS
Powered by QNAP’s new QTS’s user interface, browsing the HS-251's wide range of features has never been easier. Featuring a multi-window operation with a familiar user interface, QTS makes controlling every aspect of your HS-251 – from system operations to multimedia features – fully accessible and easy to use. QTS enables you to:

• Centralize your data, files and backups.
• Sync files across computers, tablets and mobile devices, and share files across different groups and communities.
• Collect, enjoy and share your large photo, music and video collections.
• Stream HD movies & family videos to various network players.
• Access, manage and enjoy all your files with your tablets & smartphones.
• Expand the functionality of the HS-251 by installing more than 100 apps on demand from the QNAP App Center.

Store all your data in one place, and access anywhere
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.

Real-time & offline HD video transcoding
The HS-251 is the perfect video storage center for you to store your movies & home video collection. Powered by a Dual-Core Intel® 2.41GHz processor and 1GB DDR3L RAM, the HS-251 delivers superior on-the-fly Full HD 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.

Enjoy best audiovisual experience with HD Station via HDMI-out
QNAP HD Station integrates the powerful XBMC v12 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 surround sound audio passthrough*, coupled with the powerful media transcoding capability of the HS-251, delivers smooth playback of Full HD videos for a quality home theater experience**. You can also turn your mobile devices into remote controls by installing the Qremote app or use MCE remote controls via the built-in IR receiver of the HS-251. Moreover, the HD Station 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.

Archive your photo memories. Share your life.
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 mobile app 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!

Build your home music library and enjoy music anywhere
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.

• Stream music and high-resolution audio (DSD) content to your DLNA Hi-Fi system and indulge in a high-quality sound experience.
• Stream music via AirPlay to compatible devices.
• Listen to your music on mobile devices through the Qmusic app.

Back up & protect your data
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. The HS-251 works with Time Machine wirelessly over the same network so you no longer need an external drive. 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 by replicating data in multiple shared folders from one NAS 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.

Dropbox-style file sync across computers & mobile devices
With Qsync, your HS-251 is turned into a safe data center for file synchronization. Any file uploaded to the HS-251 will be made available for all linked devices including computers, laptops and mobile devices. Qsync is especially useful for frequent travelers in managing files and ensuring that different devices have the most up-to-date files. Qsync provides multiple ways of file synchronization and group file sharing, greatly enhancing the flexibility of team projects and collaboration.

Fanless, revolutionary thermal design and power efficient
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 hard disk standby when not in use, and power management scheduling options.

24/7 download center
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 utility you can manage your download tasks on multiple NAS devices remotely over local networks or the Internet.

Surveillance Station Pro - protect your home and valuables
The HS-251 provides a professional Surveillance Station to view IP cameras from your web browser and mobile devices. 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. The HS-251 also supports UVC-compliant (USB Video Class) USB webcams, allowing users to use the Surveillance Station to record & playback videos and build a budget-saving surveillance system for home environments by installing the QUSBcam app from the QNAP App Center.

A private space for work & sharing

Notes Station – A handy notepad on your private cloud
The Notes Station provides a private and secure way to share and collaborate on digital notes. With just a few steps it’s easy to create notes from web pages or by importing from HS-251, edit with the intuitive web editor, and even create to-do lists and calendar alerts.

Signage Station - Creatively present your animated content
With the Signage Station, it’s easy to create content for a wide range of materials such as personal animated resumes or life memory books. The Signage Station is a great tool to give life to your resume for you to creatively present your backgrounds and accomplishments with rich media content. You can also create personal memory books to edit and record each life event. The iArtist Lite application with intuitive editing tools helps you to easily create these signs with drag & drop tools. Your creativity can now travel around the world in a few simple steps.

Access, use, sync and enjoy with your tablets and smartphones
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 everything in your pocket. Music, photos and videos can be streamed, enjoyed and shared anytime, anywhere. Qmanager also lets you monitor and manage the HS-251 remotely and efficiently without turning on a PC, while Qmusic allows you to stream your music stored on your HS-251 anytime & anywhere, and download to enjoy offline.

Add near-unlimited functionality with QNAP’s App Center
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.

Economical storage expansion with scale-up solution
The HS-251 offers a high performance yet affordable storage solution to fulfill the needs of archiving rapidly growing data & large files. The HS-251 supports online capacity expansion by connecting a QNAP expansion enclosure. With the QNAP scale-up solution, the raw storage capacity can be expanded on demand, making the HS-251 an ideal file center with large storage capacity for personal video collections.

The maximum raw storage capacity available by connecting a QNAP expansion enclosure:

Turbo NAS Model	QNAP Expansion Enclosure	No. of RAID Expansion Enclosure	Total HDD No. (NAS + Enclosure)	Max. Raw Capacity (TB)*
HS-251	UX-500P	1	7	35
	UX-800P	1	10	50

NAS management can be just that easy
The HS-210 provides comprehensive system tools to increase management efficiency.

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.	Resource Monitor 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.

Additional SMB-ready features
The HS-210 supports various applications for home offices as an all-in-one Turbo NAS with cost-efficiency.

FTP Server 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.	Web Server 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.	RADIUS Server The Turbo NAS supports RADIUS server which provides centralized authorization management for computers to connect and use a network service.
VPN Server 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.	Print Server The Turbo NAS can be used as a Printer server to send remote printing request via 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.