Designed as an efficient one-stop solution for all your data storage needs, the Synology DS223j 2-Bay NAS Enclosurefrom Synology DS223j 2-Bay NAS Enclosurelets you create a private cloud to protect your files, share your data across several devices, store security footage with intelligent video surveillance tools, and more. It is equipped with two drive bays that are capable of natively supporting 3.5" SATA hard drives, as well as 2.5" SATA hard drives and SSDs.

The DiskStation DS223j runs on Synology DiskStation Manager (DSM) OS, which is a browser-based operating system that helps to simplify managing your Synology NAS. Its CPU is a 1.7 GHz Realtek RTD1619B Quad-Core and its 1GB of DDR4 RAM allows frequently-used files and applications to be quickly accessed. Also featured are two USB-A 3.2 Gen 1 ports that allow it to be connected to external drives or other peripherals, and network connectivity is achieved via the integrated Gigabit Ethernet port, allowing your stored data to be shared with users throughout the network. The DS223j is also able to function as a multimedia solution for management, streaming, and playback.

For those who require RAID support, the DS223j supports RAID 0 and 1, as well Synology Hybrid RAID and Basic RAID, each of which offers performance, data redundancy, or a combination of both. For those who do not require a RAID, JBOD is also available, allowing each drive bay to be individually utilized. A 92 x 92mm fan helps keep the system running cool at all times and the server supports numerous scheduled power on / off cycles and hard drive hibernation to further minimize power consumption and operation expenses.

The Synology DiskStation DS223j 2-Bay NAS Enclosure operates on 100-240 VAC at 50/60 Hz and includes an accessory pack, an AC power adapter, an AC power cord, and an RJ45 LAN cable. It is protected by a limited 2-year warranty.

2 x 3.5/2.5" SATA HDD/SSD Drive Bays    1.7 GHz Realtek RTD1619B Quad-Core    1GB of DDR4 RAM    1 x Gigabit Ethernet Port    2 x USB-A 3.2 Gen 1 Ports    RAID 0, 1, Basic, Hybrid, and JBOD

Organize data scattered across devices. Your Synology NAS can serve as a go-to platform to securely and conveniently store any type of data with comprehensive and intuitive access and management tools.

• Enable QuickConnect to access your NAS securely from anywhere without configuring complex port forwarding rules
• Browse and manage your files and media from any browser with Synology Drive, or access data through your default file browser using common network protocols
• Keep your photos and videos organized using Synology Photos' smart sorting functions
• Deploy your Synology NAS as edge storage and fit it easily into existing infrastructure, thanks to Windows AD and LDAP integration

Easily share documents with colleagues and boost productivity while working in a team or with your clients.

• Build a private data cloud for easy file management and sharing across all platforms, and keep data in sync between two Synology systems with Synology Drive
• Synchronize data to and from popular cloud storage platforms with Synology Cloud Sync
• Share media with colleagues or collaborators through the privacy-focused sharing options in Synology Photos

Synology DSM comes with a host of backup and data protection solutions available at no extra cost.

• Leverage Synology Drive to protect data from ransomware attacks or accidental deletion with real-time or scheduled backup of your PC folders
• Safeguard photos and videos taken on mobile devices by automatically creating remote copies with Synology Drive or Synology Photos
• Efficiently back up your entire Synology NAS or select folders to multiple destinations using Hyper Backup
• Store backups off-site on C2 Storage, a dedicated and secure cloud destination powered by Synology C2
• Create point-in-time snapshots with Snapshot Replication, allowing users to

  reverse any unplanned or unwanted changes

Synology Surveillance Station transforms your Synology system into a powerful

network video recorder (NVR).

• 8300+ supported camera models
• ONVIF support for a broader selection of cameras
• Private, subscription-free storage of recordings
• Access through web browsers, desktop clients, or mobile apps
• Event-based rules to trigger specific actions
• Email, SMS, and push notification options
• Dual recording to the cloud with C2 Surveillance for online access and convenient sharing

Related Questions and Answers

Q: 1. Does this come with hard drives?

A: No, the Synology DiskStation DS223j 2-Bay NAS Enclosure does not include hard drives.

Q: 2. Does this nas support lossless compression for video/photo?

A: Yes, you can store lossless compressed files on the Synology DiskStation DS223j 2-Bay NAS Enclosure.

Q: 3. Does the DS1821+ support 18TB drives, specifically the Seagate IronWolf Pro 18TB ?

A: On the compatibility page of the Synology DiskStation DS1821+ 8-Bay NAS Enclosure, Synology recommends hard drives up to 16TB (Mode number: ST16000VE000; Mode number:HAT5300-16T; model number:ST16000NM001G - 2KK103; model number:ST16000NE000 - 2RW103; model number:ST16000VN001 - 2RV103), . ​Please note that the HDD/SSD firmware may be updated or modified by its manufacturer without prior notice. Synology can only ensure that the firmware listed is compatible with Synology products.

Q: 4. What is the maximum RAM that can be installed?

A: The Synology DiskStation DS223j 2-Bay NAS Enclosure's RAM can not be upgraded.

Q: 5. Does this require Synology HDD's?? Or can I use a 3rd party like Iron Wolf?

A: You can fill this Synology DiskStation DS1823xs+ 8-Bay NAS Enclosure with Synology's drives, or other 3.5mm drives such as the Seagate IronWolf Pro, or WD Red Pro drives.

Q: 6. when i buy this do i just add my hdd's to have it working on my network as a nas or do i have to buy extra stuff?

A: The Synology DiskStation DS1821+ 8-Bay NAS Enclosure comes with Ethernet cables for you to set it up, and you just need the proper hard drive to start (it is recommended to use NAS-rated drives). You can also upgrade it with two M.2 (2280) drives and/or utilize the enclosure's PCIe 3.0 (x8) expansion slot, but it's not mandatory.

Q: 7. How large can the NVME drives be and how much ram is needed to use the nvmes as cache based on the size?

A: The Synology DiskStation DS1823xs+ 8-Bay NAS Enclosure can use up to two 800GB NVME SSDs in it's two NVME slots as cache.

Q: 8. what type of drive is recommended for a longterm solution. Are the 2 bays meant to be setup as an array?

A: Enterprise grade drives are recommended for best results on the Synology DiskStation DS223j 2-Bay NAS Enclosure. The bays can be used as needed, either independently, or as an array.

Q: 9. Will this work with Apple computers?

A: You can use the Synology DiskStation DS1821+ 8-Bay NAS Enclosure with PC, Apple, and Linux computers.

Q: 10. Whats the largest hard drive can you put in this unit ?

A: The largest drive capacity on the Synology DiskStation DS223j 2-Bay NAS Enclosure's compatibility list is 16TB, though larger drives like 18Tb and 20TB may also work.