Hardware Specifications
CPU
CPU Model Marvell Armada XP
CPU Frequency Dual Core 1.066 GHz
Floating Point
Hardware Encryption Engine
Memory
System Memory 512 MB DDR3
Storage
Drive Bay(s) 2
Compatible Drive Type
  • 3.5" SATA(III) / SATA(II) HDD
  • 2.5" SATA(III) / SATA(II) HDD
  • 2.5" SATA(III) / SATA(II) SSD
Max. Internal Capacity 12 TB (6 TB HDD X 2) (Capacity may vary by RAID types) (See All Supported HDD)
Hot Swappable Drive
External Ports
USB 2.0 Port 1
USB 3.0 Port 2
USBCopy
File System
Internal Drives EXT4
External Drives
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+ (Read Only, with max. volume size 2TB)
Appearance
Size (Height X Width X Depth) 165 mm X 108 mm X 233.2 mm 
Weight 1.30 kg 
Others
LAN Number (RJ45) Gigabit X 1
Wake on LAN/WAN
System Fan 92 mm X 92 mm X 1 pcs
Wireless Support (dongle)
Noise Level 19.9 dB(A) 
Power Recovery
Scheduled Power On/Off
Power Supply Unit / Adapter 65W 
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 HZ, Single Phase
Power Consumption 22.64W (Access) 
9.12W (HDD Hibernation) 
Temperature
Operating Temperature 5°C to 35°C (40°F to 95°F)
Storage Temperature -10°C to 70°C (15°F to 155°F)
Relative Humidity 5% to 95% RH
Certification
  • FCC Class B
  • CE Class B
  • BSMI Class B
Warranty 2 Years

Notes

  • Power consumption is measured when fully loaded with Western Digital 3TB WD30EZRS hard drive(s).
  • Support for Wake on WAN needs switch and routers which recognize Magic Packet.
  • Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
DSM Specifications (See more)
Storage Management
Max File System Size 16 TB
Max Internal Volume Number 256
Max iSCSI Target Number 10
Max iSCSI LUN 10
Supported RAID Type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
RAID Migration
  • Basic to RAID 1
Volume Expansion with Larger HDDs
  • Synology Hybrid RAID
  • RAID 1
Volume Expansion by Adding a HDD
  • Synology Hybrid RAID
File Sharing Capacity
Max User Accounts 2048
Max Groups 256
Max Shared Folder 256
Max Shared Folder Sync Tasks 2
Max Concurrent CIFS/AFP/FTP Connections 128
Windows Access Control List (ACL) Integration
Log Center
Syslog Events per Second 100

Notes

  • Performance figures could vary on different environments.
  • The Max File System size (or the Max Volume size) doesn't equal to the Max Internal Capacity, which is limited by the aggregated space of installed drives.
Add-on Packages (See more)
Antivirus Essential
Audio Station
Cloud Station
Maximum Concurrent File Transfers 128
Cloud Sync
Directory Server
DNS Server
Download Station
Maximum Concurrent Download Tasks 30
Glacier Backup
HiDrive Backup
iTunes Server
Java Manager
Mail Server
Mail Station
Media Server
DLNA Certification
Photo Station
RADIUS Server
Surveillance Station
Max IP cam (Licenses required) 12 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264) 360 FPS @ 720p (1280x800) 
96 FPS @ 1080p (1920×1080) 
60 FPS @ 3M (2048x1536) 
24 FPS @ 5M (2591x1944)
Total FPS (MJPEG) 150 FPS @ 720p (1280x800) 
50 FPS @ 1080p (1920×1080) 
40 FPS @ 3M (2048x1536) 
25 FPS @ 5M (2591x1944)
Time Backup
Maximum Task Number 2
Video Station
Video Transcoding Group 2 (See more)
VPN Server
Maximum Connections 5
3rd Party Packages (See more)

Notes

  • Surveillance Station throughput is tested with Axis M1054 (1280X800); FPS set to 10 at every channel; Compression rate: 30%; Video Codec: MJPEG, H.264; Recording Type is conducted with Motion Detection Recording (By camera) and Continuous Recording; Actual performance may vary depending on camera settings and DiskStation loading.
Environment & Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Installation Disc X 1
  • Welcome Note X 1
  • Accessory Pack X 1
  • AC Power Adapter X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 1
Optional Accessories
  • Remote
  • Camera License Pack
  • VS240HD