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 (customisable cipher suite)

Supported browsers

• Google Chrome

Supported Language

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

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 tasks
• 8 free camera licences included; additional cameras require purchase of additional licences (sold separately)

Deep video analytics features

• Face recognition
• People and vehicle detection (with licence 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 Centre
• 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 SRTP
• 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

Environment and Packaging

Environment safety

• RoHS compliant

Package contents

• 1 x DVA1622 main unit
• 1 x Accessory pack
• 1 x AC power adapter
• 1 x AC power cord
• 1 x RJ-45 LAN cable
• 1 x Quick Installation Guide