| Hardware |
| CPU |
Intel™ Celeron J4125 4-cores (4-threads) 2.0 GHz, burst up to 2.7 GHz |
| Hardware encryption engine |
AES-NI |
| Memory |
6 GB DDR4 (2 GB + 4 GB) |
| Compatible drive types |
2 x 3.5' SATA HDD (drives not included) |
| Hot swappable drives |
Yes |
| External ports |
• 2 x USB 3.2 Gen 1 port
• 1 x HDMI |
| Form factor |
Desktop |
| Size (HxWxD) |
166 x 106 x 223 mm |
| Weight |
1.51 kg |
| LAN ports |
1 x 1GbE RJ-45 |
| Wake on LAN/WAN |
Yes |
| Scheduled power on/of |
Yes |
| System fans |
1 (92 x 92 x 25 mm) |
| AC input power voltage |
100 V to 240 V AC |
| Power frequency |
50/60 Hz, single phase |
| Operating environment |
• Temperature: 0°C to 40°C (32°F to 104°F)
• Relative humidity: 8% to 80% RH |
| Storage environment |
• 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 Specifications |
| Networking protocols |
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP) |
| File systems |
• Internal: Btrfs, ext4
• External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT |
| Supported RAID types |
Synology Hybrid RAID, Basic, JBOD, RAID 0, RAID 1 |
| Storage management |
• Max. single volume size: 108 TB
• Max. number of system snapshots: 65,536
• Max. number of internal volumes: 64 |
| File sharing capabilities |
• Max. number of local user accounts: 2,048
• Max. number of local groups: 256
• Max. number of shared folders: 512
• Max. number of concurrent SMB/NFS/AFP/FTP connections: 100 |
| Privileges |
Windows® Access Control List (ACL) and application privileges |
| Directory services |
Connects with Windows® AD/LDAP servers enabling domain users to login via SMB/NFS/AFP/FTP/File Station using their existing credentials |
| Security |
Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, and HTTPS (customizable cipher suite) |
| Supported browsers |
Google Chrome |
| Surveillance Station |
| Max. number of IP cameras |
• 16 channels (total of 480 FPS at 720p, H.264), including a maximum of 2 real-time Deep Video Analytics tasks2
• 8 free camera licenses included; additional cameras require purchase of additional licenses |
| Deep video analytics features |
• Face recognition
• People and vehicle detection (with license plate recognition)
• People counting
• Vehicle counting
• Intrusion detection |
| IP camera support |
• Video codecs: MJPEG, MPEG-4, MxPEG,10 H.264, and H.265
• Audio codecs: PCM, AAC, AMR, G.711, and G.726
• Camera bitrate fine-tuning via constant and variable bitrate control
• ONVIF™ 2.6, Profile S certified, Profile G for edge recording |
| Deployment |
• Import cameras from spreadsheet
• Automatically locate cameras or specify IP ranges using the streamlined batch-capable camera wizard
• Copy settings from existing cameras to easily expand existing installation |
| Monitoring |
• Drag and drop or resize streams to customize layout
• Alert panel for a quick display of the most recently triggered events
• Video quality settings: bitrate control, image quality, resolution, and FPS
• Pan Tilt Zoom (PTZ) support with configurable PTZ speed
• On-screen camera controls: camera zoom, focus, iris adjustment, auto pan, and auto object tracking
• Snapshot, and Snapshot Editor supported for instant editing after taking a snapshot
• Option to directly initiate reactions using preconfigured I/O widgets
• Preview triggered events on multi-floor or multi-location maps, with online map integration for Google Maps and OpenStreetMap |
| Recording |
Recording format: MP4
• Automatic or manual bookmarking of events on the timeline
• Supported recording modes: manual, continuous, motion detection, I/O alarm, action rule, and customized
• Customized recording modes can be configured as a combination of conditional events, including motion detection, audio detection, tampering detection, and alarm input
• Dual recording to other Synology devices and C2 Surveillance
• Edge recording on SD cards of certain supported cameras
• Configurable pre-recording and post-recording time
• Overlaying of privacy masks and watermarks
• Encryption of recording files
• Individual encryption of downloaded recordings
• Adding watermarks to downloaded recordings |
| Playback |
• Customizable layouts for playback in Monitor Center
• Synchronization of all camera playbacks to a pinpointed event
• Playback controls include pause, stop, previous/next event switching, fast forward, slow motion, and frame by frame
• Embedded watermark support for evidence integrity
• Image enhancements including of brightness, contrast, saturation, and sharpness (web client only) |
| Management |
• Create and manage different user privileges
• Rotate recorded videos by archived days or storage size
• Event notification supported via SMS, E-mail, and mobile devices via DS cam
• Recordings can be backed up to an external storage device or remote server
• Built-in NTP server
• Supported tunnel: MPEG-4, H264 via RTSP over TCP, UDP, HTTP, HTTPS, and SRTP7
• Keep your systems updated with Centralized Management System (CMS) for both intranet-only or internet-enabled deployments |
| iOS/Android™ applications |
Synology LiveCam, DS cam, DS file, DS finder |
| Surveillance desktop client support |
Windows® 7 or later, macOS® 10.12 or later |
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