Synology DiskStation DS223j 16TB All-in-one file management and sharing hub The DS223j is an efficient one-stop solution for all your data storage and sharing needs. With two bays of storage and Synology DiskStation Manager (DSM) on board, the DS223j allows you to create a private cloud to protect your files, share your data across several devices, store security footage with intelligent video surveillance tools, and more. Features: Centralized Data Storage Consolidate all your data with complete data ownership and multi-platform access Next-Generation File System Leverage file self-healing, lightning-fast data snapshots, and rapid data cloning Secure Sharing and Syncing Safely access and share files and media from anywhere, and keep clients, colleagues and collaborators on the same page Simple Data Protection Back up your media library or document repository to a variety of destinations Versatile Camera Surveillance Protect your premises with flexible monitoring tools Specifications: CPU Realtek RTD1619B Memory 1 GB DDR4 Compatible drive types 2 x 3.5" or 2.5" SATA HDD/SSD (drives not included.) Hot swappable drives No External ports 2 x USB 3.2 Gen 1 ports Form factor Desktop Size (HxWxD) 165 x 100 x 225.5 mm Weight 0.88 kg LAN ports 1 x 1GbE RJ-45 Wake on LAN/WAN Yes Scheduled power on/off Yes System fans 1 x (92 x 92 x 25 mm) AC input power voltage 100 V to 240 V AC Power frequency 50/60 Hz, single phase Operating environment Temperature: 0°C to 40°C (32°F to 104°F) Relative humidity: 8% to 80% RH Storage environment Temperature: -20°C to 60°C (-5°F to 140°F) Relative humidity: 5% to 95% RH Maximum operating altitude 5,000 m (16,400 ft) Networking protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, and VPN (PPTP, OpenVPN™, L2TP) File systems Internal: Btrfs, ext4 External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT Supported RAID types Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1 Storage management Max. single volume size: 108 TB Max. number of system snapshots: 4,0966 Max. number of internal volumes: 64 File sharing capabilities Max. number of local user accounts: 1,024 Max. number of local groups: 256 Max. number of shared folders: 256 Max. number of concurrent SMB/NFS/AFP/FTP connections: 100 Privileges Windows® Access Control List (ACL) and application privileges Directory services Connects with Windows® AD/LDAP servers enabling domain users to login via SMB/NFS/AFP/FTP/File Station using their existing credentials Security Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, and HTTPS (customizable cipher suite) Supported browsers Google Chrome®, Firefox®, Microsoft Edge®, Safari® 14 and later, and Safari (iOS 14.0 and later) on iPad, Chrome (Android™ 11.0 and later) on tablets 3.5" SATA HDD HAT3310 8TB Plus Series HAT3310-8T Features: Durability Designed for 24/7 operation Updates Seamless firmware updates through DSM One-stop support Fast troubleshooting from Synology Specifications: General Capacity 8 TB Form Factor 3.5" Interface SATA 6 Gb/s Performance Rotational Speed 7.200 rpm Maximum Sustained Data Transfer Speed (Typ.) 260 MB/s Reliability Warranty 3 Years