| Hardware Specifications | |
| CPU |
| CPU Model | Intel Celeron J4025 |
| CPU Quantity | 1 |
| CPU Architecture | 64-bit |
| CPU Frequency | 2-core 2.0 (base) / 2.9 (burst) GHz |
| Hardware Encryption Engine | |
| Hardware Encryption Engine (AES-NI) | ✔ |
| Memory |
| System Memory | 2 GB DDR4 non-ECC |
| Total Memory Slots | 1 |
| Maximum Memory Capacity | 6 GB (2 GB + 4 GB) |
| 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. |
| Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. |
| |
| Storage |
| Drive Bays | 2 |
| M.2 Drive Slots | |
| Compatible Drive Type* (See all supported drives) | 3.5" SATA HDD |
| 2.5" SATA HDD |
| 2.5" SATA SSD |
| Hot Swappable Drive* | ✔ |
| Notes | "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay. |
|
| External Ports |
| RJ-45 1GbE LAN Port | 2 (with Link Aggregation / Failover support) |
| RJ-45 1GbE LAN Port* | |
| USB 3.2 Gen 1 Port* | 2 |
| USB Copy | ✔ |
| Notes | The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. |
|
| File System |
| Internal Drives | Btrfs |
| EXT4 |
| External Drives | Btrfs |
| EXT4 |
| EXT3 |
| FAT |
| NTFS |
| HFS+ |
| exFAT |
| Notes | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. |
| Appearance |
| Size (Height x Width x Depth) | 165 mm x 108 mm x 232.2 mm |
| Weight | 1.30 kg |
| Others |
| System Fan | 92 mm x 92 mm x 1 pcs |
| Fan Speed Mode | Full-Speed Mode |
| Cool Mode |
| Quiet Mode |
| |
| Brightness Adjustable Front LED Indicators | ✔ |
| Power Recovery | ✔ |
| Noise Level* | 19.3 dB(A) |
| Scheduled Power On / Off | ✔ |
| Wake on LAN / WAN | ✔ |
| Power Supply Unit / Adapter | 60 W |
| AC Input Power Voltage | 100V to 240V AC |
| Power Frequency | 50/60 Hz, Single Phase |
| Power Consumption | 14.69 W (Access) |
| 4.41 W (HDD Hibernation) |
| British Thermal Unit | 50.12 BTU/hr (Access) |
| 15.05 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 |
| EAC |
| CCC |
| KC |
| VCCI |
| RCM |
| |
| Warranty | 2-year hardware warranty, extendable to 4 years with Extended Warranty Plus |
| Environment | RoHS Compliant |
| Packaging Content | Main Unit X 1 |
| Accessory Pack X 1 |
| AC Power Adapter X 1 |
| AC Power Cord X 1 |
| RJ-45 LAN Cable X 2 |
| Quick Installation Guide X 1 |
| Optional Accessories | DDR4 non-ECC SODIMM: D4NESO-2666-4G |
| 3.5" SATA HDD: HAT5300/HAT3300 |
| 2.5" SATA SSD: SAT5210 |
| Surveillance Device License Pack |
| |
| |
| Antivirus by McAfee (Trial) | ✔ |
| Central Management System | ✔ |
| Synology Chat | ✔ |
| Maximum Number of Concurrent Users | 50 |
| Document Viewer | ✔ |
| Download Station | ✔ |
| Maximum Concurrent Download Tasks | 80 |
| SAN Manager | ✔ |
| Maximum iSCSI Target Number | 128 |
| Maximum LUN | 256 |
| LUN Clone/Snapshot, Windows ODX | ✔ |
| Notes | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. |
| Synology MailPlus / MailPlus Server | ✔ |
| Free Email Accounts | 5 (Licenses required for additional accounts) |
| Maximum Number of Concurrent Users | 50 |
| Maximum Server Performance | 936,000 emails per day, approx. 28GB |
| Notes | For tested models with expandable memory, the maximum amount of RAM was 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 Compliance | ✔ |
| Synology Photos | ✔ |
| Facial Recognition | ✔ |
| Snapshot Replication | ✔ |
| Maximum Snapshots per Shared Folder | 1,024 |
| Maximum of System Snapshots | 65,536 |
| Notes | |
| 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) |
| 700 FPS @ 1080p (1920x1080) |
| 350 FPS @ 3M (2048x1536) |
| 240 FPS @ 5M (2591x1944) |
| 120 FPS @ 4K (3840x2160) |
| Total FPS (H.265) | 750 FPS @ 720p (1280x720) |
| 750 FPS @ 1080p (1920x1080) |
| 500 FPS @ 3M (2048x1536) |
| 250 FPS @ 5M (2591x1944) |
| 200 FPS @ 4K (3840x2160) |
| Notes | Maximum IP cameras and FPS figures are tested with the device fully populated with drives and under a continuous recording setup. |
| Actual system capabilities may differ depending on system configuration, drive performance, number of features enabled, and if additional workloads are present. |
| Synology Drive | ✔ |
| Recommended Number of Concurrent Sync Clients | 350 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
| Recommended Number of Hosted Files | 5,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) |
| Synology Office | ✔ |
| Maximum Users | 600 |
| Notes | Multiple files were opened for testing and each file was edited by 30 users simultaneously. |
| 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 |
| Video Station | ✔ |
| Virtual Machine Manager | ✔ |
| Recommended Virtual Machine Instances | 2 (Learn more) |
| Recommended Virtual DSM Number (Licenses required) | 2 (including 1 Free License) |
| Notes | The specifications vary depending on system configuration and memory size. |
| VPN Server | ✔ |
| Maximum Connections | 40 |
