Hardware Specifications |
CPU |
CPU Model |
Marvell Armada 385 88F6820 |
CPU Architecture |
32-bit |
CPU Frequency |
Dual Core 1.3 GHz |
Hardware Encryption Engine |
|
Memory |
System Memory |
512 MB DDR3 |
Notes |
Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. |
Storage |
Drive Bays |
2 |
Compatible Drive Type* (See all supported drives) |
- 3.5" SATA HDD
- 2.5" SATA HDD (with optional 2.5" Disk Holder)
- 2.5" SATA SSD (with optional 2.5" Disk Holder)
|
Maximum Internal Raw Capacity |
28 TB (14 TB drive x 2) (Capacity may vary by RAID types) |
Maximum Single Volume Size |
16 TB |
Hot Swappable Drive |
|
Notes |
- "Compatible drive type" indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
- The maximum raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit.
|
External Ports |
RJ-45 1GbE LAN Port |
1 |
USB 3.0 Port |
2 |
File System |
Internal Drives |
|
External Drives |
- EXT4
- EXT3
- FAT
- NTFS
- HFS+*
- exFAT*
|
Notes |
- HFS+ is read only, max 2TB volume size.
- exFAT Access is purchased separately in Package Center.
|
Appearance |
Size (Height x Width x Depth) |
165 mm x 100 mm x 225.5 mm |
Weight |
0.88 kg |
Others |
System Fan |
92 mm x 92 mm x 1 pcs |
Fan Speed Mode |
- Full-Speed Mode
- Cool Mode
- Quiet Mode
- Low-power Mode
|
Brightness adjustable front LED indicators |
|
Power Recovery |
|
Noise Level* |
18.2 dB(A) |
Scheduled Power On/Off |
|
Wake on LAN/WAN |
|
Power Supply Unit / Adapter |
60W |
AC Input Power Voltage |
100V to 240V AC |
Power Frequency |
50/60Hz, Single Phase |
Power Consumption* |
17.48 W (Access)
7.03 W (HDD Hibernation) |
British Thermal Unit |
59.68 BTU/hr (Access)
24 BTU/hr (HDD Hibernation) |
Temperature |
Operating Temperature |
5°C to 40°C (40°F to 104°F) |
Storage Temperature |
-20°C to 60°C (-5°F to 140°F) |
Relative Humidity |
5% to 95% RH |
Certification |
- EAC
- CCC
- RCM
- KC
- FCC
- CE
- BSMI
|
Warranty |
2 Years |
Notes |
- The warranty period starts from the purchase date as stated on your purchase receipt.
- Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
- Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 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 |
Maximum Internal Volume Number |
64 |
Maximum iSCSI Target Number |
10 |
Maximum 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 Services |
File Protocol |
CIFS/AFP/NFS/FTP/WebDAV |
Maximum Concurrent CIFS/AFP/FTP Connections |
100 |
Windows Access Control List (ACL) Integration |
|
NFS Kerberos Authentication |
|
Account & Shared Folder |
Maximum Local User Accounts |
1,024 |
Maximum Local Groups |
256 |
Maximum Shared Folder |
256 |
Maximum Shared Folder Sync Tasks |
2 |
Log Center |
|
Syslog Events per Second |
100 |
Add-on Packages (learn more about the complete add-on package list) |
Chat |
|
Maximum Users |
10 |
Notes |
- The number of concurrent HTTP connections for Chat was configured to the maximum.
- CPU and RAM usage were both under 80% when the number of maximum users was reached.
|
Cloud Station Server |
|
Recommended Number of Hosted Files |
100,000 |
Recommended Number of Concurrent Sync Clients |
100 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
Notes |
- The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time.
- The maximum number of hosted files refers to the maximum number of files that can be indexed and hosted by the Cloud Station Server service. RAM expansion was not used during testing.
- Non-encrypted shared folders were used during the aforementioned testing.
|
Download Station |
|
Maximum Concurrent Download Tasks |
30 |
exFAT Access (optional) |
|
Media Server |
|
DLNA Compliance |
|
Moments |
|
Facial recognition |
|
Surveillance Station |
|
Maximum IP cam (Licenses required) |
14 (including 2 Free License) (See All Supported IP Cameras) |
Total FPS (H.264)* |
420 FPS @ 720p (1280x720)
120 FPS @ 1080p (1920x1080)
90 FPS @ 3M (2048x1536)
60 FPS @ 5M (2591x1944)
20 FPS @ 4K (3840x2160) |
Total FPS (H.265)* |
420 FPS @ 720p (1280x720)
210 FPS @ 1080p (1920x1080)
140 FPS @ 3M (2048x1536)
90 FPS @ 5M (2591x1944)
30 FPS @ 4K (3840x2160) |
Total FPS (MJPEG)* |
140 FPS @ 720p (1280x720)
70 FPS @ 1080p (1920x1080)
40 FPS @ 3M (2048x1536)
20 FPS @ 5M (2591x1944) |
Notes |
Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera. |
Synology Drive |
|
Recommended Number of Hosted Files |
100,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) |
Recommended Number of Concurrent Sync Clients |
200 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
Notes |
- Exceeding the limits above may result in longer response time in file operations.
- EXT4 file system and non-encrypted shared folders were used during the aforementioned testing.
|
Synology Office |
|
Maximum Users |
200 |
Notes |
- Multiple files were opened for testing and each file was edited by 30 users simultaneously.
- CPU and RAM usage were both under 80% when the number of maximum users was reached.
- Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
|
Video Station |
|
Video Transcoding |
Group 2 |
VPN Server |
|
Maximum Connections |
10 |
Environment & Packaging |
Environment |
RoHS Compliant |
Packaging Content |
- Main Unit X 1
- Accessory Pack X 1
- AC Power Adapter X 1
- AC Power Cord X 1
- RJ-45 LAN Cable X 1
- Quick Installation Guide X 1
|
Optional Accessories |
- Surveillance Device License Pack
- VS360HD
- VS960HD
- Disk Holder: Type C
|