
Synology DS220j Personal cloud solution for data sharing and backup
Synology DS220j Personal cloud solution for data sharing and backup
CPU: Realtek RTD1296 Quad Core 1.4 GHz, RAM: 512 MB DDR4, USB3.0 x2, Gigabit LAN x1, 2 Years Warranty
Synology DS220j Personal cloud solution for data sharing and backup
CPU: Realtek RTD1296 Quad Core 1.4 GHz, RAM: 512 MB DDR4, USB3.0 x2, Gigabit LAN x1, 2 Years Warranty
DS220j is an entry-level 2-bay NAS designed for home and personal users to store and share photos, videos, and documents. The private cloud solution is powered by the award-winning DiskStation Manager (DSM) OS, providing an intuitive user interface and safe data protection approaches for easy digital asset backups from computers and mobile devices at no additional cost.
64-bit 4-core 1.4 GHz
More than 112 MB/s reading and writing1
RAID 1 protection to avoid sudden drive failure
No public-cloud subscription fees
Synology's comprehensive multi-version backup solutions protect your digital assets on computers (Windows/Mac) and mobile phones (Android/iOS) against malicious attacks, including the rising threat from encryption-based ransomware.
Turn your Synology NAS into a home media hub and stream your digital content to your favorite electronic devices, including computers, mobile devices, Samsung TV, Apple TV, Google Chromecast, and DLNA devices.
Storage management is easy with Synology Hybrid RAID (SHR) technology. SHR is an automated RAID management system that allows you to easily create and expand storage volumes and migrate RAID types without requiring details on the RAID setup. SHR provides 1-disk redundancy to safeguard your data in case of drive failures.
SHR maximizes the data capacity of your RAID when different size HDDs are used. Calculate your RAID needs.
For new users with limited technical knowledge who want to protect their data using RAID technology, a convenient installation wizard will guide you through all the steps during your first installation.
Add new disks on the fly in Storage Manager with a simple click. Learn more about SHR.
While creating a volume, choose to plan ahead and leave empty or unallocated space for future use.
Store multiple backup versions with block-level incremental data backup and cross-version deduplication.
Learn moreAward-winning operating system with an intuitive user interface and powerful capabilities.
Learn moreComprehensive built-in security tools are constantly updated to protect your devices against evolving threats.
Learn moreSave additional investment by integrating various network services, web/mail services, management applications into your NAS.
Learn moreNotes:
CPU |
CPU Model | Realtek RTD1296 |
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CPU Architecture | 64-bit |
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CPU Frequency | Quad Core 1.4 GHz |
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Hardware Encryption Engine | ![]() |
Memory |
System Memory | 512 MB DDR4 |
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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 |
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Compatible Drive Type* (See all supported drives) |
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Maximum Internal Raw Capacity | 32 TB (16 TB drive x 2) (Capacity may vary by RAID types) |
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Maximum Single Volume Size* | 108 TB |
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Hot Swappable Drive | - |
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Notes |
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External Ports |
RJ-45 1GbE LAN Port | 1 |
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USB 3.0 Port | 2 |
File System |
Internal Drives |
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External Drives |
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Notes | exFAT Access is purchased separately in Package Center. |
Appearance |
Size (Height x Width x Depth) | 165 mm x 100 mm x 225.5 mm |
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Weight | 0.88 kg |
Others |
System Fan | 92 mm x 92 mm x 1 pcs |
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Fan Speed Mode |
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Brightness Adjustable Front LED Indicators | ![]() |
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Power Recovery | ![]() |
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Noise Level* | 18.2 dB(A) |
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Scheduled Power On / Off | ![]() |
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Wake on LAN / WAN | ![]() |
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Power Supply Unit / Adapter | 60 W |
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AC Input Power Voltage | 100 V to 240 V AC |
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Power Frequency | 50/60 Hz, Single Phase |
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Power Consumption* | 12.46 W (Access) 5.06 W (HDD Hibernation) |
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British Thermal Unit | 45.52 BTU/hr (Access) 17.27 BTU/hr (HDD Hibernation) |
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Notes |
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Temperature |
Operating Temperature | 0°C to 40°C (32°F to 104°F) |
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Storage Temperature | -20°C to 60°C (-5°F to 140°F) |
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Relative Humidity | 5% to 95% RH |
Certification |
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Warranty |
2 Years | |
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Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) |
Environment |
RoHS Compliant | |
Packaging Content |
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Optional Accessories |
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DSM Specifications |
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Storage Management |
Maximum Internal Volume Number | 64 |
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Maximum iSCSI Target Number | 10 |
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Maximum iSCSI LUN | 10 |
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Supported RAID Type |
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RAID Migration | Basic to RAID 1 |
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Volume Expansion with Larger HDDs |
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Volume Expansion by Adding a HDD | Synology Hybrid RAID |
File Services |
File Protocol | CIFS/AFP/NFS/FTP/WebDAV |
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Maximum Concurrent CIFS/AFP/FTP Connections | 100 |
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Windows Access Control List (ACL) Integration | ![]() |
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NFS Kerberos Authentication | ![]() |
Account & Shared Folder |
Maximum Local User Accounts | 1,024 |
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Maximum Local Groups | 256 |
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Maximum Shared Folder | 256 |
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Maximum Shared Folder Sync Tasks | 2 |
Log Center |
Syslog Events per Second | 100 |
General Specifications |
Networking Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
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Supported Browsers |
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Supported Language | English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文 |
Add-on Packages view the complete package list |
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Synology Chat |
Maximum Users | 10 |
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Notes |
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Download Station |
Maximum Concurrent Download Tasks | 50 |
exFAT Access (Optional) |
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Media Server |
DLNA Compliance | ![]() |
Moments |
Facial Recognition | ![]() |
Surveillance Station |
Maximum IP cam (Licenses required) | 12 (including 2 Free License) (See All Supported IP Cameras) |
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Total FPS (H.264)* | 360 FPS @ 720p (1280x720) 110 FPS @ 1080p (1920x1080) 70 FPS @ 3M (2048x1536) 40 FPS @ 5M (2591x1944) 30 FPS @ 4K (3840x2160) |
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Total FPS (H.265)* | 360 FPS @ 720p (1280x720) 240 FPS @ 1080p (1920x1080) 110 FPS @ 3M (2048x1536) 70 FPS @ 5M (2591x1944) 40 FPS @ 4K (3840x2160) |
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Total FPS (MJPEG)* | 80 FPS @ 720p (1280x720) 50 FPS @ 1080p (1920x1080) 40 FPS @ 3M (2048x1536) 20 FPS @ 5M (2591x1944) |
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Notes |
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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) |
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Recommended Number of Concurrent Sync Clients | 200 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
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Notes |
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Synology Office |
Maximum Users | 200 |
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Notes |
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Video Station |
Video Transcoding | Group 2 (See more) |
VPN Server |
Maximum Connections | 10 |
Notes:
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