Synology Network Attached Storage DS920+ 4bay NAS DiskStation (Diskless) Retail

MPN DS920+ CPU CPU Model Intel Celeron J4125 CPU Architecture 64-bit CPU Frequency 4-core 2.0 (base) / 2.7 (burst) GHz Hardware Encryption Engine (AES-NI) Yes Storage Drive Bays 4 Maximum Drive Bays with Expansion Unit 9 (DX517 x 1) M. 2 Drive Slots 2 (NVMe) Compatible Drive Type 3.5" SATA HDD 2.5" SATA HDD 2.5 SATA SSD M. 2 2280 NVMe SSD Maximum Single Volume Size 108 TB Hot Swappable Drive Yes 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.

Each internal volume (may consist of multiple drives) is expandable up to 108TB. 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 Yes Power Recovery Yes Noise Level 19.8 dB(A) Scheduled Power On / Off Yes Wake on LAN / WAN Yes Power Supply Unit / Adapter 100 W AC Input Power Voltage 100 V to 240 V AC Power Frequency 50/60 Hz, Single Phase Power Consumption 32.17 W (Access) 9.69 W (HDD Hibernation) British Thermal Unit 109.84 BTU/hr (Access) 33.09 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. 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. 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 Optional Accessories DDR4 non-ECC SODIMM: D4NESO-2666-4G Expansion Units: DX517 2.5 SATA SSD: SAT5200 M. 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. 37GB Notes The CPU and RAM usage were both under 80% when testing the maximum number of concurrent users. Read-write SSD cache was enabled in 5-bay (and above) NAS models with 2 SSDs units installed. 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 Yes Moments Facial Recognition Yes Subject Recognition Yes Auto Color and Rotate Yes Moments Select Yes Snapshot Replication Maximum Snapshots per Shared Folder 1,024 Maximum of System Snapshots65,536 Surveillance Station Maximum IP cam 40 (including 2 Free License) Total FPS H. 264 1200 FPS at 720p (1280x720) 1050 FPS at 1080p (1920x1080) 600 FPS at 3M (2048x1536) 360 FPS at 5M (2591x1944) 200 FPS at 4K (3840x2160) Total FPS H. 265 1200 FPS at 720p (1280x720) 1200 FPS at 1080p (1920x1080) 1000 FPS at 3M (2048x1536) 600 FPS at 5M (2591x1944) 300 FPS at 4K (3840x2160) Total FPS (MJPEG) 680 FPS at 720p (1280x720) 400 FPS at 1080p (1920x1080) 300 FPS at 3M (2048x1536) 200 FPS at 5M (2591x1944) 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.

The maximum channel number also includes devices installed on Virtual DSM. Total FPS may be affected by other services running at the same time e. Archive tasks performed by Archive Vault. Synology Drive Recommended Number of Hosted Files 500,000 applies to files indexed or hosted by Synology Drive.

For file access through other standard protocols, refer to the File Services section above Recommended Number of Concurrent Sync Clients 600 (the number of connections that can be maintained when the recommended number of hosted files was reached) Notes For tested models with expandable memory, the maximum amount of RAM was installed. Exceeding the limits above may result in longer response time in file operations.

Btrfs file system and non-encrypted shared folders were used during the aforementioned testing. Synology Office Maximum Users 3,400 Notes Multiple files were opened for testing and each file was edited by 30 users simultaneously. Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM Video Station Yes Virtual Machine Manager Recommended Virtual Machine Instances 4 Recommended Virtual DSM Number 4 (including 1 Free License) Notes The specifications vary depending on system configuration and memory size. VPN Server Maximum Connections 30.

This item is in the category "Computers/Tablets & Networking\Drives, Storage & Blank Media\Hard Drives (HDD, SSD & NAS)\Network Attached Storage". The seller is "thekeykey" and is located in this country: US. This item can be shipped to United States.

EAN: 0846504003815
Color: Blue
Number of Bays: 4
MPN: DS920
Rotation Speed: SSD
Brand: Synology
Form Factor: Desktop
Type: NAS (Network Attached Storage)
Drive Type(s) Supported: SSD (Solid State Drive)
Model: DiskStation DS920+
Storage Capacity: 4 TB
Write Speed: 4x
Interface: eSATA, Ethernet
Product Line: WD Blue