Synology DiskStation DS1821+ 8-Bay Desktop NAS for SMB

Specification

• Mfr Part Number: DS1821+
• Hardware:
  • CPU: AMD Ryzen V1500B quad-core 2.2 GHz
  • Memory: 4 GB DDR4 ECC SODIMM (expandable up to 32 GB)
  • Drive Bays: 8x 3.5″ or 2.5″ SATA HDD/SSD
  • Maximum Memory Capacity: 32 GB (16 GB x 2)
  • External Ports: 4 x USB 3.2 port, 2 x eSATA port
  • PCIe slot: 1 x 4-lane x8 slot
  • Fan: 2x (120 x 120 x 25 mm) Fans
  • Easy Replacement System Fan
  • Brightness adjustable front LED indicators
  • Power Recovery
  • Noise Level: 22.2 dB(A)
  • Scheduled power on/of
  • Wake on LAN/WAN
  • Power Supply Unit / Adapter: 250W
  • AC Input Power Voltage: 100V to 240V AC
  • Power Frequency: 50/60 Hz, Single Phase
• Networking Protocols: SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP)
• Security: Firewall, encryption shared folder, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login autoblock, Let’s Encrypt support, HTTPS (customizable cipher suite)
• File System:
  • Internal Drives: Btrfs, EXT4
  • External Drives: Btrfs, EXT4, EXT3, FAT32, NTFS, HFS+, exFAT
• File Sharing:
  • Maximum Local User Accounts: 2048
  • Maximum Local Groups: 256
  • Maximum Shared Folder: 512
  • Maximum Concurrent CIFS/AFP/FTP Connections: 1000
• Utilities: Synology Assistant
• Applications:
  • File Station: Virtual drives, remote folders, Windows ACL editor, compressing/extracting archived files, bandwidth control for specific users/groups, creating sharing links, transfer logs
  • Backup solutions: Support local backup, network backup, and data backup to public clouds; DSM configuration backup, macOS Time Machine support, Cloud Station Backup Shared folder sync – maximum task number – 16
  • FTP Server: Bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS and SFTP protocol, boot over the network with TFTP and PXE support, transfer logs
• Supported Clients: Windows 7 onwards, macOS 10.12 onwards
• Power Consumption: 59.8 W (Access), 26.18 W (HDD Hibernation)
• Certifications: FCC, CE, BSMI, EAC, VCCI, CCC, RCM, KC
• Dimensions (H x W x D): 166 x 343 x 243 mm
• Weight: 6.0 kg
• Package Contents: 1x main unit, 1x Quick Installation Guide, 1x AC power cord, 1x Accessory pack, 2x RJ-45 LAN cable
• Optional Accessories:
  • DDR4 ECC SODIMM: D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G
  • Expansion Units: DX517
  • 2.5″ SATA SSD: SAT5200
  • M.2 2280 NVMe SSD: SNV3400
  • 10GbE Network Interface Card: E10G18-T2/ E10G18-T1/ E10G17-F2
  • VisualStation: VS960HD/ VS360HD
  • Surveillance Device License Pack