คุณสมบัติ NAS Synology (DS920+, Without HDD.) Brand Synology Model DS920+ CPU Model Intel Celeron J4125 4-core 2.0 GHz, burst up to 2.7 GHz System Memory 4 GB DDR4 non-ECC Drive Interface 4 x 3.5" or 2.5" SATA HDD/SSD (drives not included)2 x M.2 2280 NVMe SSD (drives not included) Interface 1 x eSATA port USB Interface 2 x USB 3.0 port LAN Interface 2 x Gigabit (RJ-45) Networking SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™ , L2TP) RAID Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 Security Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite) OS Support Windows® 7 onwards, macOS® 10.12 onwards File system Internal : Btrfs, ext4External : Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT File Sharing Maximum local user account : 2,048Maximum local group : 256Maximum shared folder : 512Maximum concurrent SMB/NFS/AFP/FTP connection : 1,000 Power Supply 100V to 240 VAC Environment Operating temperature : 0°C to 40°C (32°F to 104°F)Storage temperature : -20°C to 60°C (-5°F to 140°F)Relative humidity : 5% to 95% RH Capacity Maximum Internal Raw Capacity- 64 TB (16 TB drive x 4) (Capacity may vary by RAID types) Maximum Raw Capacity with Expansion Units- 144 TB (64 TB + 16 TB drive x 5) (Capacity may vary by RAID types) Dimension (W x D x H) : 19.90 x 22.30 x 16.60 cmNet Weight 2.24 KGอ่านเพิ่มเติม