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  • Optimal price / performance ratio
  • Manage your data using File Explorer's Web-based interface
  • Listen to your music with Web music player SoundsGood
  • Support for RAID 0, 1, 5, 6, 10 and hard drive hot swapping
  • Support for a variety of mobile apps from ASUSTOR
  • Energy efficient and quiet operation

Better Price, Better Performance

ASUSTOR's ADM operating system combined with an Intel processor allows the 2 series to raise read and write performance to the max.


The 2 series also provides a total of 4 USB ports (2 x USB 3.0, 2 x USB 2.0) allowing you to simultaneously connect up to 4 external USB hard drives to expand your storage capacity.


Furthermore, AS-2TE series comes equipped with an HDMI port and audio jack allowing your NAS to transform into a multimedia player!


Quick and Easy File Access

The built-in File Explorer App allows you to access the files on your NAS through a Web browser. Enjoy drag and drop file transfers along with a directory structure view that lets you easily organize your data. Accessing files on your NAS never been easier.


Backup Everything

No matter if you are using Windows, Mac or even Linux, ASUSTOR provides you with suitable backup solutions and protocols to help you backup all your data.

Windows Environment ASUSTOR's exclusive Backup Plan utility lets you configure up to 6 different backup plans simultaneously. You can configure regularly scheduled backups of your important data and also sync the ever-changing files on your desktop to your NAS.

Mac Environment

ASUSTOR NAS supports Apple Time Machine backups allowing you to backup your Mac to your NAS. Different Mac users can also safely backup their computers to the same ASUSTOR NAS device.

Linux Environment

ASUSTOR NAS supports NFS/Rsync/SAMBA protocols giving you added flexibility when setting up your backup environment.

The NAS That's Always With You

ASUSTOR offers multiple mobile apps that give you convenient access to your NAS while on the go. Cloud data access from anywhere: AiData Browse all the data on your NAS and even instantly share files from your NAS with friends. One stop searching and downloading: AiDownload Monitor any current download tasks on the NAS. As soon as download tasks are finished, your mobile device will be notified via push notification. Stay up to date with your NAS: AiMaster Via push notifications, you can always get a handle on your NAS system and backup status. Shutting down your NAS is also a breeze with AiMaster. Your NAS multimedia player remote: AiRemote Your mobile device can now become your remote control! Sit back and relax on your couch while you control media playback from your NAS with your mobile device.


Your Cloud, Your Size

ASUSTOR NAS features RAID technology which allows you to combine multiple hard disks into a single logical storage volume giving you both storage and data protection benefits. ASUSTOR NAS also supports online hard disk capacity expansion allowing you to swap in higher capacity disks while enjoying complete access to all your data.

RAID levels supported by ASUSTOR NAS: RAID 0/1/5/6/10


RAID levels that support online capacity expansion: RAID 1/5/6/10


Blazing performance that's ranked No. 1 in the world.

  • The world's fastest 4-bay NAS among all NAS brands with stunning 108MB/s read and 110MB/s write speeds under RAID 5 (AS7004T ranked #1 in Total NAS category as of June/2015 by Smallnetbuilder)
  • The world's fastest 2-bay NAS among all NAS brands with stunning 108MB/s read and 117MB/s write speeds under RAID 1 (AS5102T ranked #1 in Total NAS category as of June/2015 by Smallnetbuilder and

Windows Read/Write (5GB file, 1GbE x 1)

Series Read Write
AS70 115.22 120.26
AS62 112.80 111.95
AS61 112.45 111.64
AS51 112.38 111.73
AS50 112.05 110.20
AS-6 111.18 108.66
AS32 112.35 110.19
AS31 112.41 112.41
AS-3 110.38 81.74
AS-2TE 101.36 70.32
AS-2T 98.68 65.88
AS10 110.66 95.72


iSCSI Read/Write (5GB file, 1GbE x 1)

Series Read Write
AS70 102.4 119.54
AS62 112.04 111.46
AS61 111.60 111.20
AS51 100.16 102.27
AS50 99.66 101.89
AS-6 99.24 97.88
AS32 105.59 106.64
AS31 105.67 103.66
AS-3 86.76 86.52
AS-2TE 83.52 83.61
AS-2T 83.18 79.14
AS10 92.52 88.82


AS10/31/32 Test Environment.

Client PC
CPUIntel Core i7-2600 3.40GHz
OSWindows 7 x64
HDDIntel SSD 530 128GB * 4 [RAID0]
NetworkIntel Gigabit CT Desktop Adapter [MTU 1500]
SwitchDLink DSG-1210-16
OSADM 2.5.4.RF42
HDDIntel SSD 520 128GB * 4
Network1Gbps Ethernet, MTU 1500
SwitchDLink DSG-1210-16

  • Tested models: AS1004T/AS3104T/AS3202T
    Tested RAID level: RAID 1

AS-2/3/6 Test Environment

Client PC
CPUIntel Core i5-2320 3.00GHz
OSWindows 7 x64, Ubuntu Server 12.10 x64
HDDToshiba MQ01ABD032 *2 [Raid0]
Network1Gbps Ethernet, MTU 1500
SwitchDLink DSG-1210-16
OSADM 2.0.2.R899
Network1Gbps Ethernet, MTU 1500
SwitchDLink DSG-1210-16

  • Tested models: AS-604T/AS-304T/AS-204TE/AS-204T
    Tested RAID level: RAID 5

  • Performance figures are achieved in the ASUSTOR lab using state of the art client computers under optimized network settings, and could vary in different environments. Ordinary desktop or notebook computers may be unable to reproduce these figures.

AS50/51/61/62 Test Environment.

Client PC
CPUIntel Core i7-2600 3.40GHz
OSWindows 7 x64
HDDIntel SSD 530 128GB * 2 [RAID0]
NetworkIntel Gigabit CT Desktop Adapter [MTU 1500]
SwitchDLink DSG-1210-16
HDDIntel SSD 520 128GB *4
Network1Gbps Ethernet, MTU 1500
SwitchDLink DSG-1210-16

  • Tested models: AS5004T/AS5104T/AS6104T/AS6204T/AS6204RS
    Tested RAID level: RAID 5

AS6208T/6210T Test Environment

Client PC 1
CPUIntel Core i5-2320 3.00GHz
OSWindows 7 x64
HDDAMD Radeon R7 480GB *2 [Raid0]
NetworkIntel Gigabit CT Desktop Adapter [MTU 1500]
ASUS PEB-10G / 57840-2S [MTU 9000]
Client PC 2
CPUQuad Core Intel Xeon E3-1245 v3, 3400 MHz (34 x 100)
Memory 4GB
OSWindows 7 x64
HDDSandisk SSD 120GB * 2 [RAID0]
NetworkBroadcom NetLink (TM) Gigabit Ethernet
SwitchD-link DGS-1210-16
Client PC 3
CPUQuad Core Intel Xeon E3-1245 v3, 3400 MHz (34 x 100)
OSWindows 7 x64
HDDSandisk SSD 120GB * 2 [RAID0]
NetworkBroadcom NetLink (TM) Gigabit Ethernet
SwitchD-link DGS-1210-16
OSADM 2.6.0.B3I1
HDDIntel SSD 530 128GB * 10  [RAID5]  
Network1Gbps Ethernet, MTU 1500
SwitchD-link DGS-1210-16

  • Tested models: AS6210T
    Tested RAID level: RAID 5

Hardware & Packaging

Hardware Specifications

  • CPU: Intel® ATOM™ 1.2GHz Dual-Core Processor
  • Memory: 512MB DDR3
  • HDD: 2.5" / 3.5" SATA II/ III or SSD x 4¹ Compatibility
  • Maximum Internal Raw Capacity: 40 TB  (10 TB HDD X 4, Capacity may vary by RAID types)
  • Maximum Single Volume Size: 16TB
  • Supports Hot Swappable Drives
  • Expansion: USB 3.0 x 2, USB 2.0 x 2
  • Network: Gigabit Ethernet x 1
  • Output: N/A
  • System Fan: 120mm x 1
  • Input Power Voltage: 100V to 240V AC
  • Certification: FCC, CE, VCCI, BSMI, C-TICK


  • Power Consumption: 34W (Operation);
    21.5W (Disk Hibernation);
    0.8W (Sleep Mode) ²
  • Noise Level: 19.4dB (HDD idle)
  • Operation Temperature: 0°C~40°C (32°F~104°F)
  • Humidity: 5% to 95% RH

ASUSTOR Hightlight

  • System Migration
  • Cloud Connect
  • 2-way Backup
  • Task Monitor

Eco-Friendly Design

  • System Automatically Enters Sleep Mode (Schedule S3)
  • Auto-Standby for Both Internal and External Disks
  • Auto Fan Control
  • LED Night Mode
  • Power Schedule: On, Off, Restart, and Sleep..

Size and Weight

Software & Features

Operating System

  • ADM 2.6 Onwards
  • Supports Online Firmware Updates

Supported OS

  • Windows XP, Vista, 7, 8, 10, Server 2003, Server 2008, Server 2012
  • Mac OS X 10.6 Onwards
  • UNIX, Linux, and BSD

Supported Languages

  • Deutsch, English, Français, Italiano, Nederlands,Русский, 日本語, 한글, 简体中文, 繁體中文, Česká,Polski, Svenska, Dansk, Norsk, Suomi, Português,Türkçe, Español, Magyar

Supported Browsers

  • Internet Explore 11 Onwards
  • FireFox
  • Chrome
  • Safari
  • Microsoft Edge

Network Protocols

  • CIFS / SMB, SMB 2.0 / 3.0, AFP, NFS, FTP (Unicode Supported), TFTP, WebDAV, Rsync, SSH, SFTP, iSCSI, HTTP, HTTPS, Proxy, SNMP, Syslog

File System

  • Internal Disk: EXT4
  • External Disk: FAT32, NTFS, EXT3, EXT4, HFS+

Storage Management

  • Support Multiple Volumes with Spare Disks
  • Volume Type: Single disk, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
  • Support for Online RAID Level Migration
  • Support for Online RAID Capacity Expansion


  • Insert Hard Disk & Immediately Access Files
  • Transfer or Exchange Terabytes of Data via the Internal Hot-Swap SATA Interface
  • Up to 2 Bays Reserved for MyArchive Docking Purposes

iSCSI Read/Write (5GB file, 1GbE x 1)

  • Maximum Targets: 256
  • Maximum LUNs: 256
  • Maximum Snapshot Versions of a Single LUN: 256
  • Target Masking
  • LUN Mapping
  • ISO File Mounting
  • Supports MPIO
  • Persistent (SCSI-3) Reservations

Customized Sign In Page

  • 2 Different Template Choices
  • Customizable Title, Imageand Background
  • Image Import Function

Disk Management

  • Scheduled Bad Block Scans
  • Scheduled S.M.A.R.T Scans

Energy Control

  • Configurable Disk Hibernation and Sleep Mode Wait Time
  • Configurable Time Period for Sleep Mode Activation
  • Automatic Sleep


  • TCP/IP (IPv4 & IPv6)
  • Link Aggregation: 0
  • Jumbo Frame (MTU)
  • VLAN
  • Cloud Connect
  • Wireless Network³
  • DDNS and EZ-RouterCompatibility
  • Supports Wake-on-LAN (WOL)

Backup Solutions

  • Rsync (Remote Sync) Backup
  • Cloud Backup
  • FTP Backup
  • External Backup
  • Internal Backup Using Internal High Speed SATA’s 6GB Bandwidth to Back up to MyArchive/Volume
  • One Touch Backup

System Administration

  • Log Type: System Log, Connection Log, File Access Log
  • Real-time Online User Monitor
  • Real-time System Monitor
  • User Quota
  • Virtual Drive (ISO Mounting, Maximum 16)
  • UPS SupportCompatibility

Network Recycle Bin

  • Share folder-based
  • Maintains original directory structure and file permission
  • On-click restore
  • Supports scheduled emptying
  • Filtering rules
    1. File size
    2. File extension

Access Control

  • Maximum Number of Users: 4096
  • Maximum Number of Groups: 512
  • Maximum Number of Shared Folders: 512
  • Maximum Number of Concurrent Connections: 512
  • Supports Windows Active Directory


  • Provides both Windows ACL and Linux ACL permission configuration methods
  • Can enable Windows ACL for specific shared folders
  • Comprehensive support for Windows’ 13 types of advanced permission settings
  • Can view Windows ACL permission settings from within ADM
  • Supports local users and groups
  • Exclusive permission reset function allows users to quickly restore default permissions


  • AES 256-Bit Folder Encryption
  • Firewall: Prevent Unauthorized Access
  • Alert Notifications: E-mail, SMS
  • Encrypted Connections: HTTPS, FTP over SSL/TLS, SSH, SFTP, Rsync over SSH
  • Built-in Hardware Encryption Engine: AS70/61/62/31/32/10 Series

Network Defender

  • Auto black list
  • Trusted list
  • Black/White list
    • Supports IP/IP range/geolocation

External Devices Compatibility

  • Supports USB/eSATA3 External Storage Devices
  • USB Wi-Fi Dongle Support
  • Bluetooth Dongle/Speaker Support
  • USB Printer Support
  • USB DAC/IR Receiver/Keyboard/Mouse Support
  • CD ROM Drive/DVD ROM Drive/Blu-Ray ROM

Featured Apps


  • Scheduled Scans
  • Automatic Virus Definition Updates
  • Quarantine Infected Files

Download Center

  • Supports BT(Torrent & Magnet Link), HTTP and FTP Downloads
  • Torrent Search
  • Choose Files Before a BT Task Starts
  • Customizable Download Schedule
  • Bandwidth Control
  • RSS Subscription and Automatic Downloading (Broadcatching)
  • ASUSTOR Download Assistant for Windows & Mac
  • AiDownload for iOS & Android with Push Notification
  • Smart Download Function

DataSync for Microsoft OneDrive

  • Each ADM account is able to individually log into a OneDrive account
  • Supports file filter and bandwidth limitation
  • Supported backup methods:
    • Sync
    • Directly upload files to OneDrive from NAS
    • Directly download files from OneDrive to NAS


  • Each ADM Account is Able to Individually Log in to One Dropbox Account
  • Supported Backup Methods:
    • Sync

File Explorer

  • Web-based File Management
  • ISO File Mounting
  • Share Links
  • Task Monitor
  • Browse Files on Local PC
  • Thumbnail Previews
  • Data Access via External Optical Drive
  • Supports video playback¹⁰

FTP Explorer

  • Directory Structure View with Drag & Drop Transfers
  • Task Monitor
  • Stopping of Transmission Task & Resumption of Connection
  • Encrypted Connections: Explicit over TLS, Implicit over TLS
  • FTP Site Manager
  • Bandwidth Control
  • Maximum Simultaneous Transfer Control

Google Drive

  • Each ADM Account is Able to Individually Log in to One Google Account
  • Supported Backup Methods:
    • Sync
    • Directly Upload Files to Google Drive from NAS
    • Directly Download Files from Google Drive to NAS


  • Each ADM Account is Able to Individually Log in to One HiDrive Account
  • Supported Backup Methods:
    • Directly Upload Files to HiDrive from NAS
    • Directly Download Files from HiDrive to NAS
  • Supported Protocols:
    • Rsync
    • FTP
    • FTPS
    • SFTP
    • Rsync + SSH

LooksGood Transcoding Capabilities

  • Currently only available for Windows Edge / Chrome / Firefox and Mac Safari. Installation of the VLC media player browser plug-in is required.
  • Supports the use of DVB-T/DTMB digital TV dongles to stream and record scheduled digital TV programs.
  • Only certain countries and territories support DVB-T. Please click on the following link to learn more about the regions supporting DVB-T. (Please see thecompatibility list for more information on compatible DVB-T/DTMB digital TV dongles)
  • Supports multiple TV tuners. A single TV tuner can only stream or record from one channel at a time.
  • Playback of High-Definition Video Files
  • Supports External Subtitles and Multiple Audio Channels
  • Supports the Browsing of Photos
  • Recently Added, Recently Watched and Favorite Browsing Categories
  • Supports Browsing of Electronic Program Guides
  • Edit and Manage Recording Tasks
  • Configure Recording Tasks: Time, Length and Recording Frequency
  • No Need for an EPG, Just Select a Channel and Time to Begin Recording
  • Recording Task Log

  • Supported browsers Windows Edge / Chrome / Firefox, Mac Safari
    Supported video formats 3GP, 3G2, ASF, WMV, AVI, FLV, F4V, MKV, WEBM, MOV, MPG, MPEG, M1V, DAT, TS, M2T, M2TS, MTS, MP4, M4V, OGG, OGV, RM, VOB, WMA, MKA, M4A, RA, RAM
    Supported video codec H.264 (AVC)
    Supported external subtitle formats srt, ass, ssa, vtt
    Supported photo formats jpg, jpeg, bmp, png, gif, tif
    Supported TV stick TV standards DVB-T, DTMB
    Series supporting hardware transcoding AS2TE/3/31/32/50/51/61/62/70

iTunes Server

  • For iTunes on Mac & Windows
  • Supports AirPlay
  • Supports iOS Remote Pairing
  • Supported Audio Formats: AIF⁵, M4A (AAC & Apple Loseless), M4P, M4R, MP3, WAV⁵
  • Supported Video Formats: M4V, MOV, MP4
  • Supported Playlist Formats: M3U, WPL

Mail Server

  • Each ADM Account can Become an Independent Email Account
  • Email Activity Monitor (Over 1 Week, 1/3/6 Months)
  • Provides SMTP, IMAP and POP3 Mail Protocols
  • Supports SMTP Relay and Verification
  • SMTP-SSL Secure Connections
  • Spam Filter and Black List Settings
  • Antivirus Scanning for Emails
  • Email Alias Creation and Mapping
  • Monitoring of Mail Queue
  • Mail Service Activity Log
  • Exclusive Email Backup Mechanism
  • Auto-Forwarding and Auto-Response Protocols

Photo Gallery

  • “Album” and “Browse” Viewing Modes
  • Manage Photo Album Access Rights: Public Access, Restricted to Certain Accounts, Album Password
  • Multi-level Folder Structure Support
  • Supports Tagging of Photos
  • Intuitive Sorting and Comprehensive Search Function
  • Adjustable Photo Wall Browsing Scales
  • Automatic Image Rotation
  • One-click Sharing to Social Media (Facebook, Google+, Twitter, Plurk, email)
  • Intuitive Drag and Drop Management
  • Slideshow Viewing Mode
  • Provides Comment Function for Users to Interact with Each Other.
  • Supports a Wide Range of Image Formats: JPG/JPEG, GIF, PNG, BMP, TIFF, RAW
  • Supports Video Playback

Surveillance Center Compatibility

  • Up to 24channels in 720p on single live view display(4 Free Channels)
  • On-screen camera controls including camera PTZ, manual recordings, take snapshots,configure camera settings and open Maps
  • Up to 4 channels of synchronous and non-synchronous playback with audio
  • Intelligent video analytics including motion detection and foreign object detection
  • Supported Browsers: Windows Internet Explorer, Firefox, Mac Safari, Mac Firefox
  • Event notification supports SMS, E-mail, and mobile push notification
  • Automated event action rules
  • Role-based access control
  • RTSP streaming server (video and audio)
  • AiSecure mobile app for iOS and Android with Push notification
  • ONVIF™ 2.4, Profile S certified
  • Two different camera license packages are offered: single channel and 4 channels.
  • Maximum IP Cam (4 Free Licenses; Additional Licenses to be Purchased)
  • Minimum PC Client Requirements
    • CPU: i5/i7 or above
    • RAM: DDR3 4G or above
    • Operating system Windows 7 and onward, Mac OS X
    • Windows browsers: Firefox 32-bit, IE11 32-bit onwards (excluding Microsoft Edge)
    • Mac browsers: Safari 7.0, Firefox
    • Display resolution: 1280x800 pixels or higher for best user experience
    • Network interface: Gigabit x1
    • Independent graphics card is highly recommend


  • Import Personal/Public Music Collection
  • Personal/Public Music Collection Permission Control
  • Playlist Editor
  • ID3 Tag Editor
  • Local Speaker Support: USB
  • Supported Audio Formats for Browser: MP3, WAV, Ogg
  • Supported Audio Formats for Transcoding Through Browser: AIFF, Flac
  • Supported Audio Formats for Local Speaker: MP3, WAV, Ogg, AIFF, Flac
  • ASUS DAC Support


  • Download from YouTube, Vimeo, YouKu, Tudou and More
  • Selectable the Video Type and Quality
  • Automatic Downloads with YouTube Subscriptions
  • Preview Downloads in Progress
  • Online Playback

UPnP Media Server

  • Supports PS3 and other Digital Media Player Capable Devices
  • Supports On-The-Fly Transcoding for Most RAW Images and Audio(OGG, FLAC)
  • Supported Image Formats: BMP, GIF, ICO, JPG, PNG, PSD, TIF, RAW Image⁴ (3FR, ARW, CR2, CRW, DCR, DNG, ERF, KDC, MEF, MOS, MRW, NEF, NRW, ORF, PEF, RAF, RAW, RW2, SR2, X3F)
  • Supported Audio Formats: 3GP, AAC, AC3, AIFC, AIFF, AMR, APE, AU, AWB, FLAC1, M4A, M4R, MP2, MP3, OGG Vorbis1, PCM, WAV, WMA
  • Supported Video Formats: 3GP, 3G2, ASF, AVI, DAT, FLV, ISO, M2T, M2V, M2TS, M4V, MKV, MPv4, MPEG1, MPEG2, MPEG4, MTS, MOV, QT, SWF, TP, TRP, TS, VOB, WMV, RMVB, VDR, MPE

VPN Client

  • Supported VPN Protocols: PPTP, OpenVPN
  • Transmission Package Monitor
  • PPTP Authentication: PAP, CHAP, MS CHAP, MS CHAP2
  • PPTP Encryption: No MPPE, MPPE (40, 128 bit), Maximum MPPE (128 bit)
  • OpenVPN Port Control
  • OpenVPN Link Compression

VPN Server

  • Supports PPTP and OpenVPN Protocols
  • View Current Connections & Ability to Disconnect Suspicious Connections
  • Comprehensive Connection Log

SNMP Server

  • Supports SNMP v1, v2c, v3 and trap
  • ASUSTOR NAS MIB provided

Syslog server

  • Supports standard syslog protocol
  • Graphical log monitoring by time and device
  • Supports TCP and UDP
  • Auto log archiving
  • User-defined email notification
¹ Hard disks not included. Also note that, due to system kernel limitations, the maximum capacity of a single RAID volume for this model is 16TB.
² Test HDD: WD Red 3 TB HDD
³ USB Wi-Fi dongle not included.
⁴ You must first enable real time transcoding for these files in order to play them.
⁵ Metadata (e.g. title) may not be able to displayed in iTunes.
¹⁰ Video playback is not supported in Chrome.

Package Contents

  • Package Weight: 4.5kg/9.92lbs
  • Package Size: 324(H) x300(W) x240(D) mm

AS-204T Unit x1

Installation CD x1

AC Power Cord x1

RJ-45 LAN Cable(Cat 5e) x1

Flat Head Screw (for 3.5" HDD) x16

Flat Head Screw (for 2.5" HDD) x16