CPU
CPU Model Intel Celeron J4025
CPU Architecture 64-bit
CPU Frequency 2-core 2.0 (base) / 2.9 (burst) GHz
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
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.
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 2
Compatible Drive Type 3.5" SATA HDD, 2.5" SATA HDD, 2.5" SATA SSD
Maximum Internal Raw Capacity 32 TB (16 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size 108 TB
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.
The maximum single volume size is not directly related to the maximum raw capacity. (Learn more)
Each internal volume (may consist of multiple drives) is expandable up to 108TB.

External Ports
RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
USB 3.0 Port 2
USB / SD Copy

File System
Internal Drives Btrfs, EXT4
External Drives Btrfs, EXT4, EXT3, FAT, NTFS, HFS+, exFAT
Notes exFAT Access is purchased separately 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 100 V to 240 V 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)
Notes
Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75°C; Humidity: 58.2-61.8%

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
EAC
VCCI
CCC
RCM
KC
FCC
CE
BSMI

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