
DiskStation DS216+II
Fulll your needs for safe data storage and ultra high denition video sharing with
Synology DiskStation DS216+II. Powered by an Intel® Celeron® dual-core CPU, DS216+II comes
with hardware-accelerated data encryption and real-time transcoding of 4K Ultra HD source
content. Synology DiskStation DS216+II is backed with Synology’s 2-year limited warranty.
Highlights
● Dual-core CPU with AES-NI
hardware encryption engine
● Encryption performance at over
113.01 MB/s reading, 111.66 MB/s
1
writing
● Advanced Btrfs le system with
built-in data integrity check
● Single H.264 4K or triple Full HD
video transcoding on the y
● Hot-swappable drive tray
design for easy installation &
maintenance
● Brightness-adjustable front LED
with schedule control
● A versatile storage server for
small ofces
2
Safeguard Your Data with Great Performance
Synology DiskStation DS216+II is designed for small oces pursuing a compact yet powerful
shared storage solution. Powered by an Intel® Celeron® dual-core CPU, built-in AES-NI
hardware encryption engine and 1GB DDR3 RAM, DS216+II delivers up to an average
113.08 MB/s reading and 111.78 MB/s writing speed, and an encrypted data transmission
at over 113.01 MB/s reading and 111.66 MB/s writing1 under RAID 1 conguration in a
Windows® environment.
DS216+II comes with a front USB 3.0 port with USB copy button for fast and easy data
transmission. Hot-swappable drive tray design allows easy installation and maintenance
on 3.5-inch HDDs without additional tools. Brightness-adjustable front LED with schedule
control provides exible LED settings that best suit your environment.
Btrfs: Next Generation Storage Efciency
DS216+II introduces the Btrfs le system, bringing the most advanced storage technologies
to meet the management needs of modern businesses:
● Built-in data integrity check detects data and le system corruption with data and
meta-data checksums and improve overall stability.
● Flexible Shared Folder/User Quota System provides comprehensive quota control on
all user accounts and shared folders.
● Advanced snapshot technology with customizable backup schedule allows up to 256
copies of shared folder backups in a minimum 5-minute interval without occupying
huge storage capacity and system resources.
● File or folder level data restoration brings huge convenience and saves time for users
who wish to restore only a specic single le or folder.
● Cloud Station with le versioning reduces down to half of storage consumption when
compared with the Ext4 le system.

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Next Generation Storage Eciency
The Btrfs le system brings storage
management to the next level by
providing more ecient storage utilization,
scheduled shared folder snapshot, and le
/ folder-level data restoration.
Comprehensive Business Applications
Powered by the innovative Synology DiskStation Manager (DSM), DS216+II comes fullyequipped with business applications and features:
● Easy integration with existing business network environments through Windows® AD
and LDAP directory services without recreating user accounts.
● Windows ACL support provides ne-grained access control and ecient privilege
settings, allowing DS216+II to t seamlessly into current infrastructure.
● Internet le access is simplied by the encrypted FTP server and the web-based le
explorer, Synology File Station. HTTPS, rewall, and IP auto-block support ensure le
sharing over the Internet is protected with a high level of security.
● Synology Cloud Station allows users to sync les among multiple devices, including
Windows PC, Mac, Linux, iOS and Android tablets or smart phones, eortlessly keeping
everything up-to-date.
4K Ultra HD Multimedia Bank
Synology DiskStation DS216+II features real-time H.264 1-channel 4K Ultra HD or 3-channel
Full HD2 video transcoding, bringing more complete support to the latest multimedia le
formats and contents. With Video Station, you can organize personal digital video library
with comprehensive media information, watch 4K Ultra HD movies and lms, or record TV
programs with a DVB-T/DVB-S stick. Photo Station’s intuitive design allows you to eortlessly
organize photos into customized categories, smart albums and blog posts, and link them to
social networking websites within a few clicks. Audio Station comes with Internet radio and
lossless audio formats support and provides music playback via DLNA, AirPlay®, and Bluetooth
devices (a Bluetooth dongle is required).
4K Ultra HD Multimedia Bank
Real-time H.264 4K video transcoding
provides hassle-free high quality video
playback among various devices.
Easy Backup Solutions
With block-level incremental backup and cross-version deduplication, Synology Hyper
Backup provides multi-version backup with optimized storage utilization and allows multiple
backup destinations to local shared folders, external hard drives, network shared folders, rsync
server, and public cloud services. Synology High Availability Manager ensures seamless
transition between clustered servers in the event of server failure with minimal impact to
applications to decrease the risk of unexpected interruptions and costly downtime.
Energy Efcient and Easy Management Design
Synology DS216+II is designed and developed with energy eciency in mind. Compared with
the average storage server counterparts, DS216+II consumes only 17.4W in regular operation.
The support of Wake on LAN/WAN and scheduled power on and o can further reduce
power consumption and operation cost. HDD hibernation can be congured to take eect
automatically when the system has been inactive for a specied period of time. This not only
saves energy but also extends the lifespan of the hard disks.
All Synology products are produced with RoHS compliant parts and packed with recyclable
packing materials. Synology acknowledges the responsibility as a global citizen to continually
work to reduce the environmental impact of every product produced.

Connections & Buttons
LED indicator
1
Drive tray cover
5
Power port
9
USB 3.0 port
2
USB 2.0 port
6
LAN (RJ-45) port
10
Technical Specications
Hardware
CPU
Hardware encryption engine
Floating point unit
Hardware transcoding engine
RAM size
Compatible drive type
Maximum internal raw capacity
External ports
Size (HxWxD)
Weight
LAN
Wireless support
Wake on LAN/WAN
Scheduled power on/o
AC input power voltage
Power frequency
Operating temperature
Storage temperature
Relative humidity
Intel Celeron N3060 dual-core 1.6GHz, burst up to 2.48GHz
Yes (AES-NI)
Yes
Supported codec: H.264 (AVC), MPEG-2 and VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30
DDR3 1GB
3.5”/2.5” SATA III/II x 2 (hard drives not included)
16TB (8TB HDD x 2) (actual capacity dependent on volume types)
USB 3.0 port x 1, USB 2.0 port x 2, eSATA port x 1
165 mm x 108 mm x 233.2 mm
1.25 kg
Gigabit (RJ-45) x 1
Yes (wireless dongles not included)
Yes
Yes
100V to 240V
50Hz to 60Hz, single phase
5°C to 40°C (40°F to 104°F)
-20°C to 60°C (-5°F to 140°F)
5% to 95% RH
USB copy button
3
Reset button
7
Kensington Security Slot
11
Power button
4
eSATA port
8
General
Networking protocols
File system
Storage management
Supported RAID type
File sharing capability
Privilege
Directory service
Security
Utilities
CIFS, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™ , L2TP)
Internal: Btrfs, ext4
External: Btrfs, ext4, ext3, FAT, NTFS, HFS+
Maximum single volume size: 108TB, Maximum internal volume: 256, Maximum iSCSI Target: 32, Maximum iSCSI LUN: 256
Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1
Maximum user account: 2048, Maximum group: 256, Maximum shared folder: 256,
Maximum concurrent CIFS/AFP/FTP/File Station connection: 256
Windows Access Control List (ACL)
Windows AD Integration: Domain Users login via Samba (CIFS)/AFP/FTP/File Station, LDAP integration
FTP over SSL/TLS, IP auto-block, rewall, encrypted network backup over Rsync, HTTPS connection
Synology Web Assistant, Cloud Station Drive, Cloud Station Backup, Cloud Sync Decryption Tool, Evidence Integrity Authenticator, Photo Station Uploader,
Snapshot Manager for VMware, Snapshot Manager for Windows, NFS Plug-in for VMware VAAI

Supported clients
Supported browsers
Language
Applications
File Station
Backup solutions
FTP Server
Printer Server
Security Advisor
iOS/Android™ applications
Windows Phone® applications
Add-on Packages
Antivirus Essential
Cloud Station Server
Cloud Sync
DLNA/UPnP® Media Server
Download Station
Log Center
Mail Station
Mail Server
Note Station
Storage Analyzer
Surveillance Station
VPN Server
Web Station
Other packages
Windows 7 onwards and Mac OS X® 10.10 onwards
Chrome™, Firefox®, Internet Explorer® 9 onwards, Safari® 8 onwards, Safari (iOS® 7 onwards on iPad®), Chrome (Android 4.0 onwards on tablets)
English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svensk, Nederlands, Русский, Polski, Magyar,
Português do Brasil, Português Europeu, Türkçe, Český,
Virtual drive, remote folder, Windows ACL editor, compress/extract archived les, bandwidth control for specic users or groups, create sharing links, transfer
logs
Network backup; local backup; desktop backup; conguration backup; OS X Time Machine; backup data to public cloud;
shared folder sync - maximum task number: 4
Bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS and SFTP protocols, boot over the network with TFTP
and PXE support, transfer logs
Maximum printer: 2, printing protocols: LPR, CIFS, IPP, iOS printing, Google Cloud Print™, multi functional print server (MFP functions are for Windows PC
only)
Malware detection/removal, user account/password, network, system-related security scan
DS cloud, DS le, DS nder, DS cam, DS note, DS audio, DS download, DS photo, DS video
DS le, DS nder, DS audio, DS download, DS photo, DS video
Full system scan, scheduled scan, white list customization, virus denition auto update
Maximum concurrent le transfers: 256, retain historical and deleted le versions
One or two-way synchronization with public cloud storage providers including Amazon Cloud Drive, Amazon S3-compatible storage, Baiduyun, Box,
Dropbox, Google Cloud Storage, Google Drive, hubiC, Megafon Disk, Microsoft OneDrive, OpenStack Swift-compatible storage, WebDAV servers, Yandex Disk
DLNA certied, PS3®/PS4®/Xbox 360®/Xbox One® support
Supported download protocols: BT/HTTP/FTP/NZB/eMule
Maximum concurrent download task: 80
SSL connection, log rotation: 6 months, 1 year, 2 years, 3 years, email notication
Webmail interface for Mail Server; receiving mails from multiple POP3 mailboxes, customizable SMTP server
Supported Mail Server protocols: POP3, SMTP, IMAP, support LDAP/AD account
Rich-text note organization with versioning, encryption, sharing, media embedding and attachments
Volume and quota usage, total size of les, volume usage and trends based on past usage, size of shared folders, largest/most/least frequently modied les
Maximum IP camera: 25 (total of 750 FPS at 720p, H.264) (Including two free camera licenses. Procurement of additional licenses is required.)
Maximum connections: 20; supported VPN protocols: PPTP, OpenVPN™, L2TP
Virtual host (up to 30 websites), PHP/MariaDB®, 3rd-party applications support
Photo Station, Audio Station, iTunes® Server, 3rd-party packages
Environment and Packaging
Environment
Package content
Optional accessories
Warranty
*Model specications are subject to change without notice. Please refer to www.synology.com for the latest information.
1. Tested with four dierent client computers. Performance gures could vary on dierent environments.
2. DS216+II can transcode 4K video to 1080p or lower. The concurrent channels of Full HD video transcoding may vary depending on the video codec, resolution, bitrate and FPS.
SYNOLOGY INC.
Synology is dedicated to taking full advantage of the latest technologies to bring businesses and home users reliable and affordable ways to centralize data storage, simplify data
backup, share and sync les across different platforms, and access data on-the-go. Synology aims to deliver products with forward-thinking features and the best in class customer
services.
Copyright © 2016, Synology Inc. All rights reserved. Synology, the Synology logo are trademarks or registered trademarks of Synology Inc. Other product and company names
mentioned herein may be trademarks of their respective companies. Synology may make changes to specication and product descriptions at anytime, without notice. Printed in
Taiwan.
DS216+II-2016-ENU-REV002
Headquarters
Synology Inc. 3F-3, No. 106, Chang An W. Rd., Taipei, Taiwan Tel: +886 2 2552 1814 Fax: +886 2 2552 1824
China
Synology Shanghai
20070, Room 516, No. 638
Hengfeng Rd., Zhabei Dist.
Shanghai, China
RoHS Compliant
DS216+II main unit, Welcome note, accessory pack, AC power adapter, RJ-45 LAN cable
Camera License Pack, VS360HD
2 Years
France
Synology France SARL
39 rue Louis Blanc
92400 Courbevoie, France
Tel: +33 147 176288
North & South America
Synology America Corp.
3535 Factoria Blvd SE #200
Bellevue, WA 98006, USA
Tel: +1 425 818 1587
United Kingdom
Synology UK Ltd.
Unit C, Denbigh West Business Park
Third Avenue, Bletchley
Milton Keynes, MK1 1DH, UK
Tel: +44 1908 366380
Germany
Synology GmbH
Grafenberger Allee 125
40237 Düsseldorf
Deutschland
Tel: +49 211 9666 9666