Synology DS216+II

Synology DS216+II

299.00

Efficient NAS ensuring data availability and high-quality video transcoding
Featuring a dual-core CPU with AES-NI hardware encryption engine, Btrfs file system support, and 4K UHD transcoding, DS216+II is a high-performance 2-bay NAS server aimed at small office and home users who want an efficient and secure storage solution to protect and share data, as well as enjoy on-the-fly video transcoding.*

Store and automagically backup all your data on a regular basis. Use the integrated chat system with app support for iOS and Android. Work as a team with Office and Word solutions that come with every disk station. Manage all your music, photos and videos. Everything is possible with the award winning NAS systems from Synology.

*Hard disks are not included.

Hardware Specifications

CPU ModelIntel Celeron N3060

CPU Architecture64-bit

CPU FrequencyDual Core 1.6 burst up to 2.48 GHz

Hardware Encryption Engine (AES-NI)

Hardware Transcoding EngineH.264 (AVC), H.265 (HEVC), MPEG-2 and VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30

Memory

System Memory1 GB DDR3

Storage

Drive Bays2

Compatible Drive Type* (See all supported drives)

  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD

Maximum Internal Raw Capacity20 TB (10 TB drive x 2) (Capacity may vary by RAID types)

Maximum Single Volume Size108 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 single volume size is not directly related to the maximum raw capacity. (Learn more)

External Ports

RJ-45 1GbE LAN Port1

USB 2.0 Port2

USB 3.0 Port1

eSATA Port1

USBCopy

File System

Internal Drives

  • Btrfs
  • EXT4

External Drives

  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*

NotesexFAT Access is purchased separately in Package Center.

Appearance

Size (Height x Width x Depth)165 mm x 108 mm x 233.2 mm 

Weight1.25 kg 

Others

System Fan92 mm x 92 mm x 1 pcs

Fan Speed Mode

  • Cool Mode
  • Quiet Mode

Wireless Support (dongle)

Brightness adjustable front LED indicators

Power Recovery

Noise Level*18.2 dB(A) 

Scheduled Power On/Off

Wake on LAN/WAN

Power Supply Unit / Adapter60W 

AC Input Power Voltage100V to 240V AC

Power Frequency50/60 Hz, Single Phase

Power Consumption*17.40 W (Access) 
7.40 W (HDD Hibernation) 

British Thermal Unit59.41 BTU/hr (Access) 
25.27 BTU/hr (HDD Hibernation) 

Environment Temperature

Operating Temperature5°C to 40°C (40°F to 104°F)

Storage Temperature-20°C to 60°C (-5°F to 140°F)

Relative Humidity5% to 95% RH

Certification

  • FCC Class B
  • CE Class B
  • BSMI Class B

Warranty2 Years

Notes

  • 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 Number256

Maximum iSCSI Target Number32

Maximum iSCSI LUN256

iSCSI LUN Clone/Snapshot, Windows ODX

Supported RAID Type

  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1

RAID MigrationBasic to RAID 1

Volume Expansion with Larger HDDs

  • Synology Hybrid RAID
  • RAID 1

Volume Expansion by Adding a HDDSynology Hybrid RAID

SSD Support

SSD TRIM

File Sharing Capacity

Maximum Local User Accounts2048

Maximum Local Groups256

Maximum Shared Folder256

Maximum Shared Folder Sync Tasks4

Maximum Concurrent CIFS/AFP/FTP Connections256

Windows Access Control List (ACL) Integration

NFS Kerberos Authentication

Log Center

Syslog Events per Second400

Add-on Packages (learn more about the complete add-on package list)

Antivirus by McAfee (Trial)

Central Management System

Chat

Maximum Users200

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.
  • For tested models with expandable memory, the maximum amount of RAM was installed.

Cloud Station Server

Maximum Number of Concurrently Connected Devices256

Maximum Number of Synced Files (btrfs)500,000 / single file reaction time 858 ms

Maximum Number of Synced Files (ext4)500,000 / single file reaction time 859 ms

Notes

  • The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time. For more information on file processing capability, please refer to the reaction time for file processing.
  • File reaction time refers to the preparation time required for other devices to start downloading a 1KByte file from a Synology NAS after the file has been added to the NAS. RAM expansion was not used during testing.
  • Non-encrypted shared folders were used during the aforementioned testing.

DDSM

Maximum DDSM Number (Licenses required)1 (including 1 Free License) (Learn more)

Document Viewer

Download Station

Maximum Concurrent Download Tasks80

exFAT Access (optional)

MailPlus / MailPlus Server

Free Email Accounts5 (Licenses required for additional accounts)

Recommended MailPlus Client NumberUp to 5 (Btrfs) / 5 (EXT4)

Maximum Server Performance220,000 (Btrfs) / 216,000 (EXT4) emails per day, approx. 6.7 GB (Btrfs) / 6.6 GB (EXT4)

Notes

  • The CPU and RAM usages were both under 80% when testing recommended client numbers.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Read-write SSD cache was enabled in 5-bay (and above) NAS models with 2 SSDs units installed.
  • The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers.
  • Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).

Media Server

DLNA Certification

Office

Maximum Users200

Maximum Simultaneous Editing Users80

Notes

  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM

Snapshot Replication

Maximum Snapshots per Shared Folder256

Maximum Snapshots of all Shared Folder4096

Surveillance Station

Maximum IP cam (Licenses required)25 (including 2 Free License) (See All Supported IP Cameras)

Total FPS (H.264)*750 FPS @ 720p (1280x720) 
300 FPS @ 1080p (1920×1080) 
160 FPS @ 3M (2048x1536) 
100 FPS @ 5M (2591x1944)

Total FPS (MJPEG)*300 FPS @ 720p (1280x720) 
120 FPS @ 1080p (1920×1080) 
90 FPS @ 3M (2048x1536) 
60 FPS @ 5M (2591x1944)

NotesSurveillance 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.

Video Station

Video Transcoding4K Group 1 (See more)

Maximum Transcoding Channel Number1 channel, 30 FPS @ 4K (4096 x 2160), H.264 (AVC)/H.265 (HEVC) or 3 channel, 30 FPS @ 1080p (1920×1080), H.264 (AVC)/H.265 (HEVC)/MPEG-2/VC-1

VPN Server

Maximum Connections20

Environment & Packaging

EnvironmentRoHS Compliant

Packaging Content

  • Main Unit 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

  • Surveillance Device License Pack
  • VS360HD
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