Hardware Specs

CPU

CPU Model

• Realtek RTD1619B

CPU Quantity

• 1

CPU Architecture

• 64-bit

CPU Frequency

• 4-core 1.7 GHz

Hardware Encryption Engine

• Yes

Memory

System Memory

• 1 GB DDR4 non-ECC

Storage

Drive Bays

• 2
• Bundled with 8TB of storage capacity (includes 2 x 4TB WD Red Plus HDDs).

Compatible Drive Type

• 3.5-inch SATA HDD
• 2.5-inch SATA SSD (with optional 2.5-inch Disk Holder – sold separately, see accessories tab)

External Ports

RJ45 1GbE LAN Port

• 1

USB 3.2 Gen 1 Port

• 2

File System

Internal Drives

• Btrfs (Btrfs file system is available from DSM 7.2-64570.)
• EXT4

External Drives

• Btrfs (Btrfs file system is available from DSM 7.2-64570.)
• EXT4
• EXT3
• FAT
• NTFS
• HFS+
• exFAT

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

• Yes

Power Recovery

• Yes

Noise Level

• 18.2 dB(A)

Scheduled Power On / Off

• Yes

Wake on LAN / WAN

• Yes

Power Supply Unit / Adapter

• 60 W

AC Input Power Voltage

• 100V to 240V AC

Power Frequency

• 50/60 Hz, Single Phase

Power Consumption

• 16.31 W (Access)
• 4 W (HDD Hibernation)

British Thermal Unit

• 55.62 BTU/hr (Access)
• 13.64 BTU/hr (HDD Hibernation)

Temperature

Operating Temperature

• 0°C to 40°C (32°F to 104°F)

Storage Temperature

• -20°C to 60°C (-5°F to 140°F)

Relative Humidity

• 5% to 95% RH

Certification

• FCC
• CE
• BSMI
• VCCI
• RCM
• UKCA
• EAC
• CCC
• KC

Environment

• RoHS Compliant

Software Specs

DSM Specifications

Storage Management

Maximum Single Volume Size

• 108 TB

Maximum Internal Volume Number

• 64

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

• SMB/AFP/NFS/FTP/WebDAV

Maximum Concurrent SMB/AFP/FTP Connections

• 100

Windows Access Control List (ACL) Integration

• Yes

NFS Kerberos Authentication

• Yes

Account & Shared Folder

Maximum Local User Accounts

• 1,024

Maximum Local Groups

• 256

Maximum Shared Folder

• 256

Maximum Shared Folder Sync Tasks

• 4

Hyper Backup

Data & Folder Backup

• Yes

Log Centre

Syslog Events per Second

• 200

General Specifications

Networking Protocols

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

Supported Browsers

• Google Chrome
• Firefox
• Microsoft Edge
• Safari

Supported Language

• English, German, French, Italian, Spanish, Danish, Norwegian, Swedish, Dutch, Russian, Poland, Hungarian, Portuguese (Brazil), Portuguese (Europe), Turkish, Czech, Thai, Japanese, Korean, Chinese (Traditional & Simplified)

Add-on Packages

Synology Chat

• Yes

Download Station

Maximum Concurrent Download Tasks

• 80

SAN Manager

Maximum iSCSI Target Number

• 10

Maximum LUN

• 10

LUN Clone/Snapshot, Windows ODX

• Yes

Media Server

DLNA Compliance

• Yes

Synology Photos

Facial Recognition

• Yes

Snapshot Replication

Maximum Snapshots per Shared Folder

• 256

Maximum of System Snapshots

• 4,096

Notes

• Snapshot Replication is available from DSM 7.2-64570.

Surveillance Station

Maximum IP cam (licences required, sold separately)

• 12 (including 2 Free Licences)

Total FPS (H.264)

• 360 FPS @ 720p (1280×720)
• 360 FPS @ 1080p (1920×1080)
• 300 FPS @ 3M (2048×1536)
• 150 FPS @ 5M (2591×1944)
• 110 FPS @ 4K (3840×2160)

Total FPS (H.265)

• 360 FPS @ 720p (1280×720)
• 360 FPS @ 1080p (1920×1080)
• 360 FPS @ 3M (2048×1536)
• 350 FPS @ 5M (2591×1944)
• 200 FPS @ 4K (3840×2160)

Synology Drive

Recommended Number of Concurrent Sync Clients

• 200 (the number of connections that can be maintained when the recommended number of hosted files was reached)

Recommended Number of Hosted Files

• 500,000 (applies to files indexed or hosted by Synology Drive)

Synology Office

Maximum Users

• 200

Video Station

• Yes

VPN Server

Maximum Connections

• 10

Package Contents

• 1 x DS223j Enclosure
• 2 x WD Red Plus HDDs
• 1 x Accessory Pack
• 1 x AC Power Adapter
• 1 x AC Power Cord
• 1 x RJ45 LAN Cable
• 1 x Quick Installation Guide