Smarter surveillance
Combine the comprehensive video management features in Synology Surveillance Station with advanced analytics to speed up incident response and collect better business intelligence.
AI-powered surveillance for deployments of all sizes
Combine the comprehensive video management features in Synology Surveillance Station with advanced analytics to speed up incident response and collect better business intelligence.
Bolster the security of your premises while increasing efficiency.
Watch over your deployment in the way that works best for you.
Quickly set up your surveillance system with minimal effort.
Leverage highly configurable options and automation features to act quickly when potentially dangerous situations arise.
Display real-time previews of detected events on interactive multi-floor and multi-site maps supported by Google Maps and OpenStreetMap. Learn more
Reduce workloads by triggering responses to specific situations, such as activating recording when a microswitch detects a door is opened. Learn more
Specify which events should trigger a notification, and whether to receive alerts by SMS, email, or push notification on mobile devices.
Get large or multi-site surveillance systems up and running easily while keeping recordings safe from malfunctions and third-party attacks.
Pick from 8,300+ Synology-validated models or leverage ONVIF support for even more flexibility. Learn more
Manage fleets of recording servers from a single interface. Learn more
Distribute monitoring and managing privileges flexibly. Learn more
Leverage high sustained performance and reliability with enterprise-grade drives with built-in data protection designed for Synology systems.
![]() DVA1622 All-in-one surveillance solution for homes, shops, and other small-scale installations. | ![]() DVA3221 Scalable surveillance platform for proactive threat management and business analytics. | |
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Storage bays (max. bays) | 2 | 4 (14) |
Memory (max. memory) | 6 GB DDR4 | 8 GB (32 GB) DDR4 |
Max. number of cameras | 16 | 32 |
Max. number of DVA tasks | 2 | 12 |
HDMI video output | Yes | No |
Check out our administrator’s guides for instructions and suggestions on deployment.
Models |
DVA3221
|
DVA1622
|
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CPU |
||
CPU Model | Intel Atom C3538 | Intel Celeron J4125 |
CPU Architecture | 64-bit | 64-bit |
CPU Frequency | Quad Core 2.1 GHz | Quad Core 2.0 (base) / 2.7 (burst) GHz |
Hardware Encryption Engine (AES-NI) | ||
Video Outputs |
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Video Outputs | - | HDMI X 1 |
Supported Video Resolution | - | 1080p 60Hz |
Memory |
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System Memory | 8 GB DDR4 non-ECC | 6 GB DDR4 non-ECC |
Memory Module Pre-installed | 8 GB (4 GB x 2) | 6 GB (2 GB + 4 GB) |
Total Memory Slots | 2 | - |
Maximum Memory Capacity | 32 GB (16 GB x 2) | - |
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. |
Storage |
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Drive Bays | 4 | 2 |
Maximum Drive Bays with Expansion Unit | 14 (DX517 x 2) | - |
Compatible Drive Type* (See all supported drives) |
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|
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. | "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 |
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RJ-45 1GbE LAN Port | 4 (with Link Aggregation / Failover support) | 1 |
USB 3.0 Port | 3 | 2 |
eSATA Port | 2 | - |
Appearance |
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Size (Height x Width x Depth) | 166 mm x 250 mm x 237 mm | 166 mm x 106 mm x 223 mm |
Weight | 4.92 kg | 1.51 kg |
Others |
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Wake on LAN / WAN | ||
System Fan | 120 mm x 120 mm x 1 pcs | 92 mm x 92 mm x 1 pcs |
Fan Speed Mode |
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|
Power Recovery | ||
Noise Level* | 28.3 dB(A) | 18.4 dB(A) |
Scheduled Power On / Off | ||
Power Supply Unit / Adapter | 250 W | 60 W |
AC Input Power Voltage | 100 V to 240 V AC | 100 V to 240 V AC |
Power Frequency | 50/60 Hz, Single Phase | 50/60 Hz, Single Phase |
Power Consumption |
43.92 W (Access) 28.43 W (HDD Hibernation) |
19.93 W (Access) 4.02 W (HDD Hibernation) |
British Thermal Unit |
149.86 BTU/hr (Access) 97.01 BTU/hr (HDD Hibernation) |
67.96 BTU/hr (Access) 13.71 BTU/hr (HDD Hibernation) |
Notes |
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|
Temperature |
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Operating Temperature | 0°C to 40°C (32°F to 104°F) | 0°C to 40°C (32°F to 104°F) |
Storage Temperature | -20°C to 60°C (-5°F to 140°F) | -20°C to 60°C (-5°F to 140°F) |
Relative Humidity | 5% to 95% RH | 5% to 95% RH |
Certification |
||
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|
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Warranty |
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3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus | 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus | |
Notes |
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Environment |
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RoHS Compliant | RoHS Compliant | |
Packaging Content |
||
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Optional Accessories |
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|
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Notes | The original non-ECC memory modules must be removed before the optional ECC memory modules can be installed. For more information, visit here. | - |
Models |
DVA3221
|
DVA1622
|
|
---|---|---|---|
CPU | CPU Model | Intel Atom C3538 | Intel Celeron J4125 |
CPU Architecture | 64-bit | 64-bit | |
CPU Frequency | Quad Core 2.1 GHz | Quad Core 2.0 (base) / 2.7 (burst) GHz | |
Hardware Encryption Engine (AES-NI) | |||
Video Outputs | Video Outputs | - | HDMI X 1 |
Supported Video Resolution | - | 1080p 60Hz | |
Memory | System Memory | 8 GB DDR4 non-ECC | 6 GB DDR4 non-ECC |
Memory Module Pre-installed | 8 GB (4 GB x 2) | 6 GB (2 GB + 4 GB) | |
Total Memory Slots | 2 | - | |
Maximum Memory Capacity | 32 GB (16 GB x 2) | - | |
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. | |
Storage | Drive Bays | 4 | 2 |
Maximum Drive Bays with Expansion Unit | 14 (DX517 x 2) | - | |
Compatible Drive Type* (See all supported drives) |
|
|
|
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 | 4 (with Link Aggregation / Failover support) | 1 |
USB 3.0 Port | 3 | 2 | |
eSATA Port | 2 | - | |
Appearance | Size (Height x Width x Depth) | 166 mm x 250 mm x 237 mm | 166 mm x 106 mm x 223 mm |
Weight | 4.92 kg | 1.51 kg | |
Others | Wake on LAN / WAN | ||
System Fan | 120 mm x 120 mm x 1 pcs | 92 mm x 92 mm x 1 pcs | |
Fan Speed Mode |
|
|
|
Power Recovery | |||
Noise Level* | 28.3 dB(A) | 18.4 dB(A) | |
Scheduled Power On / Off | |||
Power Supply Unit / Adapter | 250 W | 60 W | |
AC Input Power Voltage | 100 V to 240 V AC | 100 V to 240 V AC | |
Power Frequency | 50/60 Hz, Single Phase | 50/60 Hz, Single Phase | |
Power Consumption |
43.92 W (Access) 28.43 W (HDD Hibernation) |
19.93 W (Access) 4.02 W (HDD Hibernation) |
|
British Thermal Unit |
149.86 BTU/hr (Access) 97.01 BTU/hr (HDD Hibernation) |
67.96 BTU/hr (Access) 13.71 BTU/hr (HDD Hibernation) |
|
Notes |
|
||
Temperature | Operating Temperature | 0°C to 40°C (32°F to 104°F) | 0°C to 40°C (32°F to 104°F) |
Storage Temperature | -20°C to 60°C (-5°F to 140°F) | -20°C to 60°C (-5°F to 140°F) | |
Relative Humidity | 5% to 95% RH | 5% to 95% RH | |
Certification |
|
|
|
Warranty | 3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus | 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus | |
Notes |
|
||
Environment | RoHS Compliant | RoHS Compliant | |
Packaging Content |
|
|
|
Optional Accessories |
|
|
|
Notes | The original non-ECC memory modules must be removed before the optional ECC memory modules can be installed. For more information, visit here. | - |