| Technical Specifications |
| Hardware |
| CPU | Intel Celeron J3355 dual-core 2GHz, burst up to 2.5GHz |
| Hardware encryption engine | Yes (AES-NI) |
| Hardware transcoding engine | • Supported codecs: H.264 (AVC), H.265 (HEVC), MPEG-2, VC-1
• Maximum resolution: 4K (4096 x 2160)
• Maximum frames per second (FPS): 30 |
| Memory | 2 GB DDR3L SO-DIMM (expandable up to 6 GB) |
| Compatible drive type | 4 x 3.5" or 2.5" SATA SSD/HDD (drives not included) |
| External port | 2 x USB 3.0 port |
| Size (HxWxD) | 166 x 199 x 223 mm |
| Weight | 2.23 kg |
| LAN | 2 x 1GbE (RJ-45) |
| Wake on LAN/WAN | Yes |
| Scheduled power on/of | Yes |
| System fan | 2 (92 x 92 x 25 mm) |
| AC input power voltage | 100V to 240V AC |
| Power frequency | 50/60Hz, single phase |
| Operating temperature | 5°C to 40°C (40°F to 104°F) |
| Storage temperature | -20°C to 60°C (-5°F to 140°F) |
| Relative humidity | 5% to 95% RH |
| Maximum operating altitude | 5,000 m (16,400 ft) |
| General DSM specification |
| Networking protocol | SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN ™ , L2TP) |
| File system | • Internal: Btrfs, ext4
• External: Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT |
| Supported RAID type | Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 |
| Storage management | • Maximum internal volumes: 256
• Maximum iSCSI targets: 32
• Maximum iSCSI LUNs: 256 |
| File sharing capability | • Maximum local user accounts: 2,048
• Maximum local groups: 256
• Maximum shared folders: 256
• Maximum concurrent SMB/NFS/AFP/FTP connections: 200 |
| Privilege | Windows Access Control List (ACL), application privilege |
| Directory service | Windows® AD integration: Domain users login via SMB/NFS/AFP/FTP/File Station, LDAP integration |
| Security | Firewall, encrypted shared folder, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (Customizable cipher suite) |
| Supported client | Windows 7 and 10, Mac OS X® 10.11 onwards |
| Supported browser | Chrome®, Firefox®, Internet Explorer® 10 onwards, Safari® 10 onwards; Safari (iOS 10 onwards), Chrome (Android™ 6.0 onwards) |
| Packages and Applications |
| File Station | s File Station Virtual drive, remote folder, Windows ACL editor, compressing/extracting archived files, bandwidth control for specific users or groups, creating sharing links, transfer logs |
| FTP Server | Bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS, and SFTP protocol, boot over the network with TFTP and PXE support, transfer logs |
| Universal Search | Offer global search into applications and files |
| Hyper Backup | Support local backup, network backup, and backup data to public clouds |
| Active Backup for Server | Centralize data backup for Windows and Linux servers without client installation |
| Backup tools | DSM configuration backup, macOS Time Machine support, Cloud Station Backup Shared folder sync - maximum tasks: 4 |
| Cloud Station Suite | Sync data between multiple platforms by installing the client utilities on Windows, Mac, Linux, Android and iOS devices, while retaining up to 32 historical versions of files Maximum concurrent file transfers: 200 |
| Cloud Sync | One or two-way synchronization with public cloud storage providers including Amazon Drive, Amazon S3-compatible storage, Baidu cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk, Microsoft OneDrive, OpenStack Swift-compatible storage, WebDAV servers, Yandex Disk |
| Surveillance Station | Maximum IP cameras: 25 (total of 750 FPS at 720p, H.264) (includes two free camera licenses; additional cameras require the purchasing of additional licenses) |
| Snapshot Replication | • Maximum replications: 64
• Maximum shared folder snapshots: 1,024
• Maximum system snapshots: 65,536 |
| VPN Server | Maximum connections: 20, supported VPN protocols: PPTP, OpenVPN™, L2TP/IPSec |
| MailPlus Server | Secure, reliable, and private mail solution with high-availability, load balancing, security and filtering design (Includes 5 free email account licenses; additional accounts require the purchasing of additional licenses) |
| MailPlus | Intuitive webmail interface for MailPlus Server, customizable mail labels, filters, and user interface |
| Collaboration tools | • Chat maximum users: 1,000
• Office maximum users: 200, maximum simultaneous editing users: 60
• Calendar: support CalDAV and access via mobile devices |
| Note Station | Rich-text note organization and versioning, encryption, sharing, media embedding and attachments |
| Storage Analyzer | Volume and quota usage, total size of files, volume usage and trends based on past usage, size of shared folders, largest/most/least frequently modified files |
| Antivirus Essential | Full system scan, scheduled scan, white list customization, virus definition auto update |
| Download Station | Supported download protocols: BT, HTTP, FTP, NZB, eMule, Thunder, FlashGet, QQDL Maximum concurrent download tasks: 80 |
| Web Station | Virtual host (up to 30 websites), PHP/MariaDB®, 3rd-party applications support |
| Other packages | Video Station, Photo Station, Audio Station, DNS Server, RADIUS Server, iTunes® Server, Log Center, additional 3rd-party packages are available on Package Center |
| iOS/Android™ applications | DS audio, DS cam, DS cloud, DS file, DS finder, DS get, DS note, DS photo, DS video, MailPlus |
| Windows Phone® applications | DS audio, DS file, DS finder, DS get, DS photo, DS video |
| Environment and Packaging |
| Environment safety | RoHS compliant |
| Package content | • DS418play main unit x 1
• Quick Installation Guide x 1
• Accessory pack x 1
• AC power adapter x 1
• RJ-45 LAN cable x 2 |
| Optional accessories | • D3NS1866L-4G
• VisualStation VS360HD, VS960HD
• Surveillance Device License Pack
• MailPlus License Pack |
| Warranty | 2 years |
