Introduction

An Ideal First NAS for Everyone
Synology DiskStation DS120j is a budgetfriendly and easy-to-use 1-bay NAS for storing, sharing and protecting personal data. DS120j offers a variety of applications, allowing beginners to explore the convenient functionality of a Synology NAS. DS120j is backed by Synology's 2-year limited warranty.

Easy-to-Use and Power-Saving Personal Cloud
Synology DS120j is a 1-bay entry-level network-attached storage solution designed for personal users. With Synology DiskStation Manager (DSM), an intuitive web-based operating system, DS120j is easy-to-use and suitable for even first-time NAS users.
Powered by a 2-core processor, DS120j delivers excellent sequential throughput at over 112 MB/s reading and 106 MB/s writing in a Windows® environment. Consuming only 9.81 watts during access and 4.68 watts during HDD hibernation, DS120j is powerefficient and ideal to serve as a 24/7 personal storage server.

Cross-Platform File Sharing and Data Synchronization
Synology DS120j supports comprehensive network protocols, ensuring a seamless file sharing experience across Windows®, macOS®, and Linux® platforms. Cloud Sync keeps your Dropbox, GoogleT Drive, Microsoft® OneDrive, Baidu, and Box storage in sync with your personal DiskStation at home. Synology Drive allows you to synchronize files across Windows, macOS, Linux, and mobile devices, effortlessly keeping everything up-to-date. DS120j combines seamless file sharing capability with a high level of security, including HTTPS support, a built-in firewall, and multiple IP and account intrusion auto-blocking mechanisms.

Your Personal Multimedia Library
DS120j helps you easily manage your multimedia content and share it across Windows, macOS, and Linux platforms. With Video Station, you can organize your personal digital video library using comprehensive media information. Audio Station comes with Internet radio, lossless audio format support, and provides music playback via DLNA and AirPlay® devices. Photo Station's intuitive design allows professional photographers to effortlessly organize photos into customized categories, smart albums, and link them to social media sites with just a few clicks. As a brand-new photo solution for personal and home use, Moments promises users a modern browsing experience by offering mobile photo backup, photo sharing, and similar photo detection.

Easy Backup Solutions
Synology Hyper Backup provides multi-version backup with block-level incremental backup and cross-version deduplication. It optimizes storage utilization and allows data to be backed up to multiple destinations such as local shared folders, external hard drives, network shared folders, rsync servers, and public cloud services.
Synology Drive Client backs up your Windows, Mac, and Linux computers to safeguard important files. DS120j is also compatible with Time Machine®, allowing you to effortlessly back up your Mac® to Synology NAS.

Available Anytime and Anywhere
Synology provides mobile applications for you to enjoy your multimedia library anytime and anywhere. Available on iOS and AndroidT platforms, DS photo, DS audio, DS video, and DS file allow access to your Synology NAS respectively through Photo Station, Audio Station, Video Station, and File Station. QuickConnect allows connection to your Synology NAS via a secure and customizable address, so that you can instantly access media and work files on any Windows, Mac, Linux computers, and mobile devices.

Storage

Supported storage drive interfaces

Serial ATA III

Storage drive sizes supported

2.5,3.5"

Maximum supported storage capacity

16 TB

Supported file systems

Fat, HFS+, NTFS, ext3, ext4

Storage drives installed

N

Number of storage drives supported

1

Installed storage drive type

N

Supported storage drive types

HDD & SSD

Processor

Processor family

Marvell Armada 3700

Processor model

88F3720

Processor frequency

0.8 GHz

Processor cores

2

Processor operating modes

64-bit

Memory

Internal memory type

DDR3L

Internal memory

0.5 GB

Network

Ethernet LAN

Y

Ethernet LAN data rates

1000 Mbit/s

Wi-Fi

N

iSCSI support

Y

Wake-on-LAN ready

Y

Supported network protocols

SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV

Ports & interfaces

USB port

Y

USB 2.0 ports quantity

2

Ethernet LAN (RJ-45) ports

1

Design

Chassis type

Tower

Cooling type

Active

Product colour

Grey

Number of fans

1 fan(s)

Fan diameter

6 cm

LED indicators

HDD, LAN, Power, Status

Cable lock slot

Y

Cable lock slot type

Kensington

Performance

Type

NAS

Device class

Small & Medium Business

Backup function

Y

Backup features

Cloud, iSCSI LUN

Multilingual support

Y

Noise level

16.9 dB

Web-based management

Y

Access Control List (ACL)

Y

Reset button

Y

On/off switch

Y

Browser supported

Chrome, Firefox, Edge, Internet Explorer 10+, Safari 10 +

Software

Operating system installed

DiskStation Manager

Windows operating systems supported

Windows 10,Windows 7,Windows 8,Windows 8.1

Mac operating systems supported

Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave

Power

Power supply location

External

Power supply unit (PSU) capacity

36 W

Number of power supply units

1

Power consumption (typical)

9.81 W

Power consumption (HDD standby)

4.68 W

AC input voltage

100 - 240 V

AC input frequency

50/60 Hz

Weight & dimensions

Width

71 mm

Depth

224 mm

Height

166 mm

Weight

700 g

Technical details

Sustainability certificates

RoHS

Packaging content

Cables included

LAN (RJ-45)

Quick installation guide

Y

Operational conditions

Operating temperature (T-T)

0 - 40 °C

Operating relative humidity (H-H)

5 - 95%

Storage temperature (T-T)

-20 - 60 °C

Operating altitude

0 - 5000 m

Certificates

Certification

FCC CE EAC BSMI VCCI CCC RCM

Other features

Digital Living Network Alliance (DLNA) certified

Y