Synology DiskStation DS218 2 Bay NAS

Manufacturer Specifications

Hardware Specifications
CPU
CPU Model	Realtek RTD1296
CPU Architecture	64-bit
CPU Frequency	Quad Core 1.4 GHz
Hardware Encryption Engine
Hardware Transcoding Engine	10-bit H.265 (HEVC), MPEG-4 Part 2, MPEG-2, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60
Memory
System Memory	2 GB DDR4
Storage
Drive Bays	2
Compatible Drive Type	3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD
Maximum Internal Raw Capacity	24 TB (12 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size	108 TB
Hot Swappable Drive
Notes	"Compatible drive type" indicates the 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.
External Ports
RJ-45 1GbE LAN Port	1
USB 2.0 Port	1
USB 3.0 Port	2
Copy Button
File System
Internal Drives	EXT4
External Drives	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 233.2 mm
Weight	1.3 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	60W
AC Input Power Voltage	100V to 240V AC
Power Frequency	50/60 Hz, Single Phase
Power Consumption*	14.99 W (Access) 5.78 W (HDD Hibernation)
British Thermal Unit	51.15 BTU/hr (Access) 19.72 BTU/hr (HDD Hibernation)
Environment 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	FCC Class B CE Class B BSMI Class B EAC CCC RCM
Warranty	2 Years
Notes	Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
DSM Specifications
Storage Management
Maximum Internal Volume Number	256
Maximum iSCSI Target Number	10
Maximum iSCSI LUN	10
SSD TRIM
Supported RAID Type	Synology Hybrid RAID Basic JBOD RAID 0 RAID 1
RAID Migration	Basic to RAID 1
Volume Expansion with Larger HDDs	Synology Hybrid RAID RAID 1
Volume Expansion by Adding a HDD	Synology Hybrid RAID
File Sharing Capacity
Maximum Local User Accounts	2048
Maximum Local Groups	256
Maximum Shared Folder	256
Maximum Shared Folder Sync Tasks	2
Maximum Concurrent CIFS/AFP/FTP Connections	200
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Log Center
Syslog Events per Second	100
Add-on Packages
Chat
Maximum Users	500
Notes	The number of concurrent HTTP connections for Chat was configured to the maximum. CPU and RAM usage were both under 80% when the number of maximum users was reached.
Cloud Station Server
Maximum Number of Concurrently Connected Devices	200
Maximum Number of Synced Files (ext4)	100,000 / single file reaction time 632 ms
Notes	The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time. For more information on file processing capability, please refer to the reaction time for file processing. File reaction time refers to the preparation time required for other devices to start downloading a 10KByte file from a Synology NAS after the file has been added to the NAS. RAM expansion was not used during testing. Non-encrypted shared folders were used during the aforementioned testing.
Download Station
Maximum Concurrent Download Tasks	30
Drive
Maximum Number of Synced Files	100,000 / single file reaction time 941 ms
Maximum Number of Concurrent Connections for PC Clients	200
Notes

Synology DiskStation DS218 2 Bay NAS

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