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Thiết Bị Lưu Trữ NAS Synology DS218j Mã sản phẩm: DS218J

  • CPU Frequency : Marvell Armada 385 88F6820, Dual Core 1.3 GHz
  • Hardware Encryption Engine
  • Memory : 512 MB DDR3
  • Drive Bays : 2 (3.5″ SATA HDD, 2.5″ SATA HDD, 2.5″ SATA SSD)
  • External port : RJ-45 1GbE LAN Port X 1; USB 3.0 Port X 2
  • Size (HxWxD) : 165 mm x 100 mm x 225.5 mm 
  • Weight : 0.88Kg

Availability: Hết hàng
SKU:Mã sản phẩm: DS218J

CPU
CPU Model Marvell Armada 385 88F6820
CPU Architecture 32-bit
CPU Frequency Dual Core 1.3 GHz
Hardware Encryption Engine  
Memory
System Memory 512 MB DDR3
Storage
Drive Bays 2
Compatible Drive Type* (See all supported drives)
  • 3.5″ SATA HDD
  • 2.5″ SATA HDD (with optional 2.5″ Disk Holder)
  • 2.5″ SATA SSD (with optional 2.5″ Disk Holder)
Maximum Internal Raw Capacity 24 TB (12 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size 16 TB
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 raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit. (Learn more)
External Ports
RJ-45 1GbE LAN Port 1
USB 3.0 Port 2
File System
Internal Drives EXT4
External Drives
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+*
  • exFAT*
Notes
  • HFS+ is read only, max 2TB volume size.
  • exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 165 mm x 100 mm x 225.5 mm 
Weight 0.88 kg 
Others
System Fan 92 mm x 92 mm x 1 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
  • Low-power Mode
Brightness adjustable front LED indicators  
Power Recovery  
Noise Level* 18.2 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* 17.48 W (Access) 
7.03 W (HDD Hibernation) 
British Thermal Unit 59.68 BTU/hr (Access) 
24 BTU/hr (HDD Hibernation) 
Environment Temperature
Operating Temperature 5°C to 40°C (40°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
Warranty 2 Years
Notes Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
DSM Specifications ( See more )
Storage Management
Maximum Internal Volume Number 256
Maximum iSCSI Target Number 10
Maximum iSCSI LUN 10
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 1024
Maximum Local Groups 256
Maximum Shared Folder 256
Maximum Shared Folder Sync Tasks 2
Maximum Concurrent CIFS/AFP/FTP Connections 100
Windows Access Control List (ACL) Integration  
NFS Kerberos Authentication  
Log Center  
Syslog Events per Second 100
Add-on Packages (learn more about the complete add-on package list)
Chat  
Maximum Users 10
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 100
Maximum Number of Synced Files (ext4) 100,000 / single file reaction time 840 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 1KByte 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
exFAT Access (optional)  
Media Server  
DLNA Compliance  
Office  
Maximum Users 10
Maximum Simultaneous Editing Users 10
Notes
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
Surveillance Station  
Maximum IP cam (Licenses required) 14 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 420 FPS @ 720p (1280×720) 
120 FPS @ 1080p (1920×1080) 
90 FPS @ 3M (2048×1536) 
60 FPS @ 5M (2591×1944) 
20 FPS @ 4K (3840×2160)
Total FPS (H.265)* 420 FPS @ 720p (1280×720) 
210 FPS @ 1080p (1920×1080) 
140 FPS @ 3M (2048×1536) 
90 FPS @ 5M (2591×1944) 
30 FPS @ 4K (3840×2160)
Total FPS (MJPEG)* 140 FPS @ 720p (1280×720) 
70 FPS @ 1080p (1920×1080) 
40 FPS @ 3M (2048×1536) 
20 FPS @ 5M (2591×1944)
Notes Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.
Video Station  
Video Transcoding Group 2 (See more)
VPN Server  
Maximum Connections 5
Environment & Packaging
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 1
  • Quick Installation Guide X 1
Optional Accessories
  • Surveillance Device License Pack
  • Disk Holder: Type C
  • VS360HD
  • VS960HD

 

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