QNAP HS-251 2-Bay 2.5 or 3.5 SATA Fanless Personal Cloud NAS with HDMI Output, Single Disk/RAID 0/1, Intel Celeron 2.41GHz, 1GB DDR3L RAM, USB2.0/3.0

SKU: QNHS251US

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TRUSTED PROTECTION PLANS, EXCEPTIONAL SERVICE.

Invest In Your Gear and Peace Of Mind!

Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, and more.

Repair or Replacement

Repair or Replacement

If we can’t fix it, we’ll replace it at no additional cost.

Accidental Damage

Accidental Damage

Protect your product from drops, spills, and more.

Peace of Mind

Peace of Mind

Enjoy your gear without fear. We have you covered!

Failure Protection

Failure Protection

When regular use of your product over time results in mechanical or electrical failure.

Zero Deductible

Zero Deductible

We will never charge you a deductible after the purchase of a plan.

Customer-Focused Support

Customer-Focused Support

Our claims process is simple & easy and our customer service team is happy to help.

Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for international or U.S. territories purchases. Plans on open box items do not cover pre-existing damage.
Adorama Protect plans are available for ABS clients. If you have any questions or require assistanse, please call 800-223-2500

QNAP HS-251 Specifications

  • CPU

    Dual-Core Intel Celeron 2.41GHz (Burst up to 2.58GHz)

  • Maximum Memory

    1GB SO-DIMM DDR3L-1333

  • Flash

    512MB (DOM)

  • Number of RAM Slots

    2

  • Number of HDDs/SSDs

    Max: 2x 2.5" or 3.5" SATA 6Gb/s, 3Gb/s HDD/SSD
    Hot-Swappable

  • Expansion Enclosure Support

    1 (UX-800P, UX-500P)

  • Gigabit LAN Ports

    2

  • USB

    USB 3.0: 3
    USB 2.0: 2

  • IR Sensor (MCE Remote)

    Yes

  • HDMI

    1

  • LED Indicators

    Status, LAN

  • Buttons

    Power, Reset

  • Form Factor

    Set-Top design (Compact)

  • Temperature and Humidity

    0 - 40 deg. C / 32 - 104 deg. F, 5 - 95% R.H

  • Humidity

    5 - 95% R.H

  • Power Supply

    External Power Adapter, 60W, 100-240V

  • Power consumption

    HDD Sleep Mode: 8.96W
    Typical Operations: 16.64W

  • Power off: S3 Sleep

    0.47W

  • LinkAggregation

    Windows Upload/ Download: 222/224 (MB/s)

  • AES 256-bit Encypted

    Windows Upload /Download: 65/65 (MB/s)

  • File System Internal Hard Drive

    EXT4

  • File System External Hard Drive

    EXT3, EXT4, NTFS, FAT32, HFS+

  • RAID Recovery

    Yes

  • Online RAID Capacity Expansion

    Yes

  • Online RAID Level Migration

    Yes

  • RAID Type

    Single Disk, RAID 0, RAID 1, JBOD

  • USB One-Touch-Copy Backup

    Yes

  • Surveillance Station

    Default IP Cameras: 2
    Max IP Cameras: 24 (optional license purchase)

  • VPN Server (PPTP + OpenVPN)

    Yes

  • Max. Number of Users

    4096

  • Max. Number of User Groups

    512

  • Max. Number of Shared Folders

    512

  • Max. Number of Concurrent Connections

    600

  • Supported Client OS

    Windows XP and Windows Server 2003 onward, Apple Mac OS X onward, Linux & UNIX

  • Supported Browsers

    Chrome, IE 10 onward, Firefox, Safari

  • Multilingual Support

    Chinese (Traditional & Simplified), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese (Brazil), Romanian, Russian, Spanish, Swedish, Thai, Turkish

  • File System

    Internal hard drive: EXT4
    External hard drive: EXT4, EXT3, NTFS, FAT32, HFS+

  • Networking

    TCP/IP: IPv4 & IPv6
    Dual Gigabit NICs with jumbo frame (failover, multi-IP settings, port trunking/NIC teaming )
    Service binding based on network interfaces
    Proxy client, proxy server
    DHCP client, DHCP server
    Protocols: CIFS/SMB,AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP and SMSC
    UPnP& Bonjour discovery
    USB Wi-Fi adapter support

  • Security

    Network access protection with auto-blocking: SSH, Telnet, HTTP(S), FTP, CIFS/SMB, AFP
    CIFS host access control for shared folders
    FIPS 140-2 validated AES 256-bit volume-based data encryption
    AES 256-bit external drive encryption
    Importable SSL certificate
    Instant alert via E-mail, SMS and beep

  • Storage Management

    Bad block scan and hard drive S.M.A.R.T.
    Bad block recovery
    RAID recovery
    Bitmap support

  • Power Management

    Wake on LAN
    Internal hard drive standby mode
    Scheduled power on/off
    Automatic power on after power recovery
    USB and network UPS support with SNMP management
    System sleep mode (S3)

  • Access Right Management

    Batch users creation
    Import/export users
    User quota management
    Local user access control for CIFS, AFP, FTP and WebDAV
    Application access control for Photo Station, Music Station, Video Station and Multimedia Station
    Subfolder permissions support for CIFS/SMB, AFP, FTP and File Station

  • myQNAPcloud Service

    Private cloud storage and sharing with myQNAPcloud id (qid)
    Free host name registration (DDNS)
    Auto router (via UPnP) configuration
    Web-based file manager with HTTPS 2048-bit encryption
    Cloudlink for remote access without complicated router setup
    myQNAPcloud connect for easy VPN connection (WindowsVPN utility)

  • Qsync

    Syncs files among multiple devices with SSL support
    Selective synchronization for syncing specific folders only
    Share team folder as a file center for team collaboration
    Shares files by links via e-mail
    Policy settings for conflicted files and file type filter support
    Version control: up to 64 versions.
    Incremental synchronization for HDD space saving
    Supports Windows&MacOS

  • Web Administration1

    Multi-window, multi-tasking based system management
    Personalized desktop
    Smart toolbar and dashboard for neat display on system status
    Login screen with personalized photo-wall style Smart fan control
    Dynamic DNS (DDNS)
    SNMP (v2 & v3)

  • Web Administration2

    Resource monitor
    Network Recycle Bin for File Deletion via CIFS/SMB, AFP and File Station
    Comprehensive logs (events & connection)
    Syslog client/server
    System settings backup and restore
    Restore to factory default
    Mobile app: Qmanager for remote system monitoring & management

  • File Server

    File Sharing across Windows, Mac and Linux/UNIX
    Windows ACL
    Advanced folder permission for CIFS/SMB, AFP, FTP
    Shared folder aggregation (CIFS/SMB)

  • Surveillance Station1

    Supports over 2,100 ip cameras
    Includes 2 free camera licenses, up to 24 camera channels via additional license purchase
    Instant playback to check the recent event
    Online editing to edit cameras when live view
    Visual aid by e-map

  • Surveillance Station2

    Playback and speed control by shuttle bar
    Video preview on playback timeline
    Intelligent video analytics (iva) for advanced video search
    Surveillance client for Mac
    Mobile surveillance app: vmobile (iOS and Android)
    Mobile recording app: vcam (iOS and Android)

  • Notes Station

    Take notes of everything on your private cloud
    Collaborate notes with multi users
    Support graphical editor for note editing
    Integrate with NAS file system: insert attachment or image from NAS file system
    Support event calendar and to-do list
    Support image editor: a easy way to highlight the focus in your image
    Support note publishing with a single link
    Support key word search
    Provide Chrome Extension: Notes Station Clipper

  • VPN Server

    Secure remote access: PPTP &OpenVPN VPN services
    Max number of clients: 30

  • Domain Authentication Integration

    Microsoft Active Directory (AD)
    LDAP server, LDAP client
    Domain users login via CIFS/SMB, AFP, FTP and File Station

  • App Center

    More than 100 official and community software add-ons (ex: Dropbox, Google Drive Sync, McAfee, WordPress, HappyGet II, etc.)

  • Virtualization Station

    Support one Virtual Machine (VM) creating to run an operating system such as Windows, Linux, Unix.
    VM import from Virtual Appliances
    VM export into a virtual appliance in OVF / QVM format
    VM clone
    VM snapshot
    HTML5 based shared remote console

  • Signage Station

    Support dynamic content includes video, image, music and text message
    Support multi users collaboration
    Support searching keywords
    Support email and social network sharing
    Support design software - iArtist Lite
    Support account authority management
    Support various browser playback ( Chrome, Firefox, IE, Safari)
    Support most viewed, latest released and different categories content list

  • Dimensions (H x W x D)

    1.63 x 11.89 x 8.66" / 41.4 x 302.01 x 219.96mm

  • Weight

    3.44lbs / 1.56kg

  • UPC Code

    885022006557

About QNAP HS-251

The Qnap HS-251 is powered by dual-core Intel Celeron 2.41GHz processor, 1GB SO-DIMM DDR3L-1333 RAM, 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.

Build Your Media Center and Access Anywhere
From enjoying your media on HDTVs, smart phones 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.

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 pass-through, 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.

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 Face book, 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.

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.

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.

Drop box-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 to create a sleek, modern design without the bulk of conventional NAS systems. These innovative thermal designs 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.

Surveillance Station - 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
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 Smartphone's
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.

What's in the box:

  • Qnap HS-251 2-Bay 2.5" or 3.5" SATA Fanless Personal Cloud NAS
  • 2x Ethernet Cable
  • Quick Installation Guide
  • Power Cord
  • 6x Flat Head Screw (for 2.5" HDD)
  • 8x Flat Head Screw (for 3.5" HDD)
  • Adaptor
  • Qnap 2 Year Limited Warranty