DS418Play

DiskStation DS418play

Multimedia-enhanced personal cloud station

Massive storage capacity with 4K Ultra HD capability

Synology DS418play is designed to be your ideal, centralized multimedia hub with over 40TB of raw storage capacity, allowing you to transcode up to 2 channels of H.265/H.264 4K videos at the same time. With a powerful built-in AES-NI hardware encryption engine, DS418play also provides excellent encrypted file transmission.

CPU
Dual-core 2GHz burst up to 2.5GHz

Network
Dual 1GbE LAN ports

Memory
2GB DDR3L, scalable up to 6GB

Fast Performance
Over 226 MB/s and 185 MB/s encrypted sequential reading and writing

4K Multimedia Server

Access and stream your 4K media content anytime and anywhere. DS418play supports 4K H.264/H.265 online transcoding via Video Station and DS video, allowing 4K videos to be converted and played on the fly on other computers, smartphones, and media players that originally do not support Ultra HD formats.

Next-generation file system for better data protection

The Btrfs file system introduces advanced storage technologies and optimized snapshots to prevent data corruption and reduce maintenance overhead. While ensuring high-level data integrity, it also offers flexible, efficient data protection and recovery tools.

Flexible Shared Folder / User Quota System provides comprehensive quota control on user accounts and shared folders

Snapshot Replication provides schedulable and storage capacity-saving data protection with 1,024 shared folder backups and 65,000 system-wide snapshots

 
File- or folder-level data restoration accelerates data recovery, providing more flexibility for businesses

 
Automatic file self-healing detects and recovers corrupted files without user intervention

Synology Hybrid RAID(SHR) technology

Storage management is easy with Synology Hybrid RAID (SHR) technology. SHR is an automated RAID management system allowing you to easily create and expand storage volumes and migrate RAID types without requiring details on RAID. SHR provides 1 to 2-disk redundancy to safeguard your data during drive failures.

Cost-effective

SHR maximizes the data capacity of your RAID when different sizes of HDDs are used.

Easy Management

For novice users who have no technical background and still want to protect their data using RAID technology, a convenient installation wizard will guide you through all the steps during your first installation.

Scalability

You can add new disks on the fly in Storage Manager with a simple click.

Flexibility

While creating a volume, you can plan ahead and leave empty and unallocated space for future usage.

Easy file access with QuickConnect

Access files on your Synology NAS over the Internet without the hassle of setting up port forwarding rules, DDNS, or other complicated network settings. QuickConnect allows you to connect via a secure, customizable address, so that you can instantly access media and work files on any Internet-connected device with no additional charge.

Cloud Station Suite

Synchronize cross-platform data automatically with file version control on all your devices.

Collaboration Suite

Synology Office, Calendar and Chat guarantee a secure and high-performance private communication and user-friendly content organization.

File Server/Management

Powerful built-in file management and sharing services.

DSM UI

Award-winning operating system with an intuitive user interface and powerful capabilities.

Desktop Backup

Simplified backup solution for your Mac, PC, and mobile devices.

Security

Comprehensive built-in security tools are constantly updated to tackle evolving threats and protect your devices

Hardware Specifications  
CPU  
CPU Model Intel Celeron J3355
CPU Architecture 64-bit
CPU Frequency Dual Core 2.0 burst up to 2.5 GHz
Hardware Encryption Engine (AES-NI)  
Hardware Transcoding Engine H.264 (AVC), H.265 (HEVC), MPEG-2 and VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30
Memory  
System Memory 2 GB DDR3L
Memory Module Pre-installed 2GB (1 x 2GB)
Total Memory Slots 2
Memory Expandable up to 6 GB (2 GB + 4 GB)
Storage  
Drive Bays 4
Compatible Drive Type* (See all supported drives) 3.5″ SATA HDD
  2.5″ SATA HDD
  2.5″ SATA SSD
   
Maximum Internal Raw Capacity 48 TB (12 TB drive x 4) (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. (Learn more)
  Expansion of the internal volume is only supported if the combined single volume size does not exceed the maximum limit of 108TB.
   
External Ports  
RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
USB 3.0 Port 2
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) 166 mm x 199 mm x 223 mm
Weight 2.23 kg
Others  
System Fan 92 mm x 92 mm x 2 pcs
Fan Speed Mode Full-Speed Mode
  Cool Mode
  Quiet Mode
   
Brightness adjustable front LED indicators  
Power Recovery  
Noise Level* 20.5 dB(A)
Scheduled Power On/Off  
Wake on LAN/WAN  
Power Supply Unit / Adapter 90W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 29.01 W (Access)
  5.57 W (HDD Hibernation)
British Thermal Unit 98.98 BTU/hr (Access)
  19.01 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 EAC
  CCC
  RCM
  KC
  FCC
  CE
  BSMI
   
Warranty 2 Years
Notes Power consumption is measured when fully loaded with Western Digital 1TB WD10JFCX hard drive(s).
  Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
   
DSM Specifications ( See more )  
Storage Management  
Maximum Internal Volume Number 256
Maximum iSCSI Target Number 32
Maximum iSCSI LUN 256
SSD TRIM  
Supported RAID Type Synology Hybrid RAID
  Basic
  JBOD
  RAID 0
  RAID 1
  RAID 5
  RAID 6
  RAID 10
   
RAID Migration Basic to RAID 1
  Basic to RAID 5
  RAID 1 to RAID 5
  RAID 5 to RAID 6
   
Volume Expansion with Larger HDDs Synology Hybrid RAID
  RAID 1
  RAID 5
  RAID 6
   
Volume Expansion by Adding a HDD Synology Hybrid RAID
  RAID 5
  JBOD
   
Global Hot Spare Supported RAID Type Synology Hybrid RAID
  RAID 1
  RAID 5
   
File Sharing Capacity  
Maximum Local User Accounts 2048
Maximum Local Groups 256
Maximum Shared Folder 256
Maximum Shared Folder Sync Tasks 4
Maximum Concurrent CIFS/AFP/FTP Connections 200
Windows Access Control List (ACL) Integration  
NFS Kerberos Authentication  
Log Center  
Syslog Events per Second 400
Add-on Packages (learn more about the complete add-on package list)  
Antivirus by McAfee (Trial)  
Chat  
Maximum Users 1000
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.
  For tested models with expandable memory, the maximum amount of RAM was installed.
   
Cloud Station Server  
Maximum Number of Concurrently Connected Devices 200
Maximum Number of Concurrently Connected Devices (with RAM expansion) 300
Maximum Number of Synced Files (btrfs) 1,000,000 / single file reaction time 834 ms
Maximum Number of Synced Files (ext4) 1,000,000 / single file reaction time 484 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 80
Drive  
Maximum Number of Synced Files 500,000 / single file reaction time 362 ms
Maximum Number of Concurrent Connections for PC Clients 450
Notes The Btrfs file system was used for the purpose of testing.
  The maximum number of concurrent connections refers to the maximum number of connections that could be maintained when the maximum number of synced files was reached.
  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.
  For tested models with expandable memory, the maximum amount of RAM was installed.
  Non-encrypted shared folders were used during the aforementioned testing.
   
exFAT Access (optional)  
MailPlus / MailPlus Server  
Free Email Accounts 5 (Licenses required for additional accounts)
Recommended MailPlus Client Number Up to 45 (Btrfs) / 45 (ext4)
Maximum Server Performance 181,000 (Btrfs) / 194,000 (ext4) emails per day, approx. 5.5 GB (Btrfs) / 5.9 GB (ext4)
Notes The CPU and RAM usages were both under 80% when testing recommended client numbers.
  For tested models with expandable memory, the maximum amount of RAM was installed.
  Read-write SSD cache was enabled in 5-bay (and above) NAS models with 2 SSDs units installed.
  The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers.
  Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).
   
Media Server  
DLNA Compliance  
Moments  
Facial recognition  
Subject recognition  
Office  
Maximum Users 400
Notes Multiple files were opened for testing and each file was edited by 30 users simultaneously.
  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
   
Snapshot Replication  
Maximum Snapshots per Shared Folder 1024
Maximum Snapshots of all Shared Folder 65536
Surveillance Station  
Maximum IP cam (Licenses required) 25 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 750 FPS @ 720p (1280×720)
  375 FPS @ 1080p (1920×1080)
  250 FPS @ 3M (2048×1536)
  200 FPS @ 5M (2591×1944)
  120 FPS @ 4K (3840×2160)
Total FPS (H.265)* 750 FPS @ 720p (1280×720)
  750 FPS @ 1080p (1920×1080)
  450 FPS @ 3M (2048×1536)
  250 FPS @ 5M (2591×1944)
  200 FPS @ 4K (3840×2160)
Total FPS (MJPEG)* 450 FPS @ 720p (1280×720)
  250 FPS @ 1080p (1920×1080)
  160 FPS @ 3M (2048×1536)
  130 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 4K Group 1 (See more)
Maximum Transcoding Channel Number 2 channel, 30 FPS @ 4K (4096 x 2160), H.264 (AVC)/H.265 (HEVC) or
  2 channel, 30 FPS @ 1080p (1920×1080), H.264 (AVC)/H.265 (HEVC)/MPEG-2/VC-1
VPN Server  
Maximum Connections 20
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 2
  Quick Installation Guide X 1