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QNAP TS-251 2-bay NAS Product Description
TS 251
Qnap TS 251 2 bay NAS
The TS 251 provides a high performance high capacity storage solution for SOHO home, workgroup, and SMB users. Powered by the advanced QTS operating system, the TS 251 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 60TB with maximum 10 hard drives with the economical QNAP expansion enclosure UX 800P
Note- Which video formats support hardware acceleration
- How to transcode videos to formats suitable for other devices
High performance
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 251 is a powerful home NAS with supreme value and great performance to deliver up to 220MB/s read write speeds. The TS 251 can also automatically increase the processor's clock rate from 2.41GHz to 2.58GHz when needed for CPU intensive tasks. The TS 251 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 251. When installed with the latest dual band 2.4GHz/5GHz 802.11ac Wi Fi network card, the TS 251 can offer remarkably high speeds for transferring large amount of files and streaming bandwidth consuming multimedia.
Tested in QNAP Lab. Figures could vary by environment.
The aggregated throughput of simultaneous file transmission from 2 PCs to a Turbo NAS.
Test Environment
NAS
OS QTS 4.1.1
HDD Seagate ST1000NM0033 1TB
Volume type Encrypted volume with RAID 1
Network environment direct connection between NAS and PC, 1Gbps LAN with MTU 1500
Client PCs
Intel R Core TM i7 4770 CPU 3.40GHz DDR3 1600Hz 16GB WD 1TB WD10EZEX Intel Gigabit CT MTU 1500 Windows 7 Professional 64bit SP1
QTS Simple and efficient
Thanks to the intuitive user interface of QTS, system operations of the TS 251 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.
Learn more QTS
Qsirch A smarter, faster way to search
Quickly and easily find documents, photos, videos, and music with Qsirch, QNAP s new built in 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.
Note 2GB RAM 4GB or more RAM is recommended for optimum performance and QTS 4.1 or newer firmware is required.
Learn more Qsirch
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 251 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 251 wherever you are. Instantly stream or share your multimedia contents and share them with your friends.
Learn more myQNAPcloud
Real time offline HD video transcoding
The TS 251 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 251 with on the fly hardware accelerated transcoding. The TS 251 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.
With the benefit of offline transcoding, if you can only connect to an Internet connection with limited/restricted bandwidth, you can still enjoy smooth videos by selecting a pre rendered lower resolution to play the videos via File Station, Video Station, or the Qfile app for iOS Android without affecting the TS 251 s performance running other applications. This also allows more people to play videos via streaming. The TS 251 also allows you to set a dedicated folder for automatic video transcoding.
Note- Which video formats support hardware acceleration
- How to transcode videos to formats suitable for other devices
Learn more DLNA, Video Station, Qfile
Stream media via DLNA, AirPlay, and Plex
You can use DLNA compatible devices such as HDTVs, Smart TVs, Sony PS3, Microsoft Xbox 360 and Hi Fi systems to enjoy HD quality videos and high resolution audio content such as DSD Direct Stream Digital audio format stored on the TS 251. You can also use the Qfile app on an iOS device to browse videos and photos stored on the TS 251 and play on the TV via Apple TV. By installing the QAirplay app, available on the QTS App Center, you can stream your media content directly on a TV via Apple TV. The media contents are streaming on Apple TV, bypassing your mobile device, thus saving the energy of your mobile device. The TS 251's support for Plex Media Server organizes all of your media with rich information and transforms the TS 251 into a powerful easy to use streaming machine with DLNA, Roku, Amazon Fire TV, and Google TV support.
Learn more DLNA, AirPlay, Plex Media ServerEnjoy Full HD videos with HD Station via HDMI
QNAP HD Station integrates the powerful Kodi media player and web browser. With HDMI 1.4a connectivity, you can connect the TS 251 to a HDTV to enjoy your rich multimedia content on the big screen. The splendid user interface and support for 7.1 channel surround sound audio passthrough bring smooth playback of Full HD videos providing a quality home theater experience . You can also turn your mobile devices into remote controls by installing the Qremote app or use QNAP RM IR002 remote control and MCE remote controls via the built in IR receiver of the TS 251 for convenient easy control of the HD Station.
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.
Learn more HD Station
Use your TS 251 as a PC with the exclusive QvPC Technology
QNAP's exclusive QvPC Technology consolidates a number of high end technologies including VM integration, multimedia transcoding, HDMI output, cloud integration and NAS connection technologies, allowing users to operate the TS 251 as a PC when they plug in a keyboard, mouse and monitor. With QvPC Technology, the TS 251 is transformed into a cost effective device with PC functionalities for users to directly access stored data, run multiple applications using Windows/Linux/UNIX/Android based VMs, surf the web on Google Chrome, enjoy Full HD videos with up to 7.1 channel audio with Kodi, monitor Surveillance Station in real time with local display, and much more.
Learn more QvPC
QVM feature is scheduled to be available in September, 2014
Extend the functionality of the TS 251 with Virtualization
Introducing the world s first consumer grade NAS with integrated virtualization technology. The Virtualization Station transforms the TS 251 into a 2 in a box NAS that can function as an all in 1 NAS and a virtualization platform supporting multiple operating systems, fast virtual machine creation, virtual machine import/export, snapshot, and enables desktop operations on web browsers. With the easy to use interface, you can centrally manage all of the virtual machines created on the TS 251 with minimal effort. You can also download VMs on demand from online VM markets and import them to TS 251 without any complex procedure.
Note The Virtualization Station requires at least 2GB RAM to operate. Multiple VMs can be installed, but only 1 VM can be run at a time. TS 251 with 4GB RAM Ordering part no. TS 251 4G is available for ordering and recommended.
Learn more Virtualization Station
Cross platform file sharing, centralized data storage
The TS 251 supports SMB/CIFS, NFS, and AFP protocols for file sharing across Windows, Mac and Linux/UNIX. Data, logs and ISO image of CDs and DVDs can be centrally stored in the TS 251 and protected by an integrated antivirus solution.
Learn more ISO share, Syslog service, Antivirus
Well rounded backup solutions to secure data
QNAP NetBak Replicator supports real time and scheduled data backup on Windows including Outlook email archiving. Apple Time Machine is also supported to provide Mac OS X users with a solution to effortlessly back up data to the TS 251. The USB 3.0 port on the front panel of the TS 251 features a 1 touch copy function for you to instantly back up data on external drives to the TS 251 with just 1 click, or alternatively to back up data from the TS 251 to external drives. A wide range of third party backup software such as Acronis True Image and Symantec Backup Exec are also supported.
Learn more NetBak Replicator, Time Machine backup, External device backup, Third party backup software compatibility
Disaster recovery solutions bring peace of mind
The TS 251 offers various data recovery options. RTRR Real Time Remote Replication supports real time and scheduled data backup to remote Turbo NAS or FTP servers and synchronizes files to remote folders from local folders with better backup efficiency and reduced backup time. The TS 251 also supports rsync protocol to back up data to remote servers on a scheduled basis. Data can also be backed up to and restored from a range of cloud storage services, including Amazon S3, Amazon Glacier, Microsoft Azure, ElephantDrive , Dropbox and Google Cloud Storage.
Learn more RTRR, rsync, Cloud storage backup
Archive your photo memories. Share your life.
The TS 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 TS 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, with the Qfile mobile app in your iOS or Android devices you can instantly upload photos to the TS 251.
Learn more Photo Station
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 web player, you can enjoy your music anytime, anywhere with a few clicks. Thousands of local and global online Internet radio programs are also built into the Music Station for you to enjoy.
- 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 favorite songs streamed from iTunes Server, or play music via web browsers on your PC.
- Listen to your music on mobile devices through the Qmusic app.
Learn more Music Station, Qmusic
24/7 download center
The TS 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 ready, you can turn off the computer, and the TS 251 will download as many HD videos as you want. With the QGet utility you can manage your download tasks on multiple Turbo NAS devices remotely on the local network or the Internet. You can also install HappyGet app to back up abundant online videos to your TS 251.
Learn more Download Station, HappyGet
Dropbox like file synchronization across computers and mobile devices
With Qsync, your TS 251 is turned into a safe data center for file synchronization. Any file uploaded to the TS 251 will be made available for all linked devices, such as 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 for file synchronization and group file sharing, greatly enhancing the flexibility of team projects and collaboration.
Learn more Qsync
Comprehensive surveillance solution providing 24/7 security
The TS 251 s Surveillance Station offers a professional surveillance solution with a user friendly management interface, a wide range of over 2,600 compatible IP camera models, and expandable IP camera channel licenses. It supports real time monitoring, video audio recording and playback with a wide range of customizable settings. You can also install the Vmobile app on your iOS or Android devices to manage the monitoring of cameras anytime, anywhere, for total surveillance of your monitored environment.
Learn more Surveillance Station
A private space for work sharing Notes Station
The Notes Station provides a private 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 the TS 251 , edit notes with the intuitive web based editor, and even create to do lists calendar alerts.
Learn more Notes Station
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 bring your resume to life with rich media content to creatively present your background and accomplishments. 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 with a few simple steps.
Learn more Signage Station
Access, use, sync and enjoy with your tablets and smartphones
The TS 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 TS 251 and play on a TV via Apple TV. Qmanager lets you monitor manage the TS 251 remotely and efficiently without turning on a PC, while Qmusic allows you to listen to your music collections on the TS 251 anytime and anywhere, and download to enjoy offline.
Learn more Qfile, Qmanager, Qmusic
Install on demand apps to extend NAS functionality
The TS 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, download, entertainment, and much more. It is also a centralized location for managing updating installed apps. In addition, QNAP s development platform embraces the open source spirit to enable developers to create their own apps, adding potentially limitless potential for the TS 251.
Learn more App Center
Economical storage expansion with scale up solution
The TS 251 offers a high performance yet affordable storage solution to fulfill the needs of small/home offices in archiving rapidly growing data large files. The TS 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 TS 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
TS 251 | UX 800P | 1 | 10 | 60 |
UX 500P | 1 | 7 | 42 |
The maximum capacity is calculated by using 6TB HDDs.
Learn more QNAP expansion enclosures
Energy saving
The TS 251 utilizes a 22nm CPU and DDR3L RAM which feature low voltage, low power consumption, maintaining high performance in system operations with the benefit of energy saving. Other eco friendly designs include S3 sleep mode, HDD standby, scheduled power on/off, hard disk standby mode, and Wake on LAN.
Learn more Scheduled power on/off or reset, Hard disk standby, Wake on LAN
The optimal storage solution for your smart home
Are you tired of multiple remote controls on your table and messy wires coming from multiple devices QNAP Turbo NAS is now compatible with industry leading home automation systems such as Control4 and Crestron. You can easily navigate the built in Kodi media player on your Turbo NAS along with live monitoring from your VioStor NVR through 1 remote controller or pad. QNAP makes combining your network storage with your existing home automation system more easy than ever. With the integration of a QNAP Turbo NAS with a variety of popular controller systems, you can enjoy your movies and monitor your home in a few simple clicks, allowing a simple way to enjoy the convenience of home automation.
Learn more home automation
NAS management can be just that easy.
The TS 251 provides comprehensive system tools to increase management efficiency.
| A graphical interface is presented for easily monitoring CPU, memory, disk and network bandwidth usage, and the currently running processes on the Turbo NAS. |
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. |
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Additional features
The TS 251 supports various applications for home offices as an all in 1 Turbo NAS with cost efficiency.
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The TS 251 can be used as a Plex Media Server to stream your content to any Smart TV or Plex clients, including smartphones and tablets. |
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Specifications
Hardware Spec
CPU | Intel Celeron 2.41GHz dual core processor burst up to 2.58GHz |
DRAM | TS 251 4G 4GB DDR3L RAM 2GB x 2 TS 251 1GB DDR3L RAM Total memory slots 2 expandable up to 8GB NOTE 1. When installing 2 memory modules, please ensure that they are the same size and ideally use the same type of RAM for both memory slots. 2. For the information of RAM module installation and compatible NAS models, please refer to the QNAP RAM Module Installation Guide |
Flash Memory | 512MB DOM |
Hard Disk Drive | 2 x 3.5 or 2.5 SATA 6Gb/s, SATA 3Gb/s hard drive or SSD NOTE 1. The system is shipped without HDD. 2. For the HDD compatibility list, please visit www.qnap.com/compatibility |
Hard Disk Tray | 2 x Hot swappable tray |
LAN Port | 2 x Gigabit RJ 45 Ethernet port |
LED Indicators | Status, LAN, USB, HDD 1, HDD 2 |
USB | 2 x USB 3.0 port Front 1, Rear 1 2 x USB 2.0 port Rear 2 Support USB printer, pen drive, and USB UPS etc. |
HDMI | 1 |
Buttons | Power/Status, USB 1 Touch Backup, reset |
Alarm Buzzer | System warning |
IR Receiver | MCE compatible |
Form Factor | Tower |
Dimensions | 168.5 H x 102 W x 225 D mm 6.63 H x 4.02 W x 8.86 D inch |
Weight | Net 1.28 kg 2.82 lbs / Gross 2.32 kg 5.11 lbs |
Power Consumption W | HDD standby 10.28W S3 sleep 0.47W In operation 19.22W with 2 x 1TB HDD installed |
Temperature | 0 40 C |
Humidity | 5 95% RH non condensing, wet bulb 27 C |
Power Supply | External Power Adapter, 60W, 100 240V |
Secure Design | Kensington security slot for theft prevention |
Fan | 1 x quiet cooling fan 7 cm, 12V DC |
Software Spec
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1 . Not all services are supported. Design and specifications are subject to change without notice. |