QNAP TS-251+-2G-US Intel Celeron 2.0GHz/ 2GB DDR3L/ 2GbE/ 2SATA3/ USB3.0/ 2-Bay Tower NAS for SOHO & Home

Description

Specifications

• Mfr Part Number: TS-251+-2G-US
• Hardware:
  • CPU: Intel Celeron Processor (2.0GHz, Burst Up to 2.42GHz, Quad Core)
  • GPU: Intel HD Graphics
  • System memory: 2GB DDR3L RAM
  • Total memory slots: 2 SODIMM
  • Expandable up to: 8GB
  • Flash Memory: 512MB
  • Drive: 2x 2.5″ or 3.5″ SATA 6Gb/s, 3Gb/s HDD or SSD; hot swappable trays
  • LAN Port: 2x Gigabit LAN Ports
  • USB: 2x USB 3.0 Ports (1 rear, 1 front), 2x USB 2.0 Ports (rear)
  • IR Receiver
  • HDMI: 1
  • LED Indicators: Power/Status, LAN, USB, HDD1-2
  • Buttons: Power, Reset, USB Auto Copy
  • Alarm Buzzer: System warning
  • Sound Level: Sound pressure (LpAm) – 15.4 dB(A)
  • Operating System: QTS 4.3 (embedded Linux)
• Networking:
  • TCP/IP – Dual stack (IPv4 and IPv6)
  • Jumbo frame (failover, multi-IP settings, port trunking, and NIC teaming)
  • Service binding based on network interfaces
  • Squid web caching proxy
  • Proxy client
  • DHCP server and client
  • Protocols – CIFS/SMB, AFP v3.3, NFS v3, FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC
  • UPnP and Bonjour Discovery
  • USB Wi-Fi adapter
• Security:
  • Network access protection with auto-blocking (SSH, Telnet, HTTP(S), FTP, CIFS/SMB, and AFP)
  • Host access control for shared folders (CIFS)
  • FIPS 140-2 validated AES 256-bit volume-based and shared folder data encryption (FIPS)
  • 256-bit external drive encryption (AES)
  • Importing of SSL certificates from Let’s Encrypt
  • Instant alerts through email, SMS, push service, audio, and LCD panel
  • 2-step verification
• Storage Management:
  • Storage Space Utilization monitoring
  • Flexible volumes and LUNs with thin provisioning and space reclaiming
  • Disk volume types – RAID 0,1, JBOD, single
  • Storage pools
  • Snapshots
    • Volume and LUN snapshots
    • Snapshot manager
    • Snapshot cloning
    • Snapshot Vault
    • Snapshot Replica
    • Unify Snapshot Directory
    • Support for previous Windows versions (SMB)
    • Snapshot Agent for Microsoft Windows and VMware vSphere
  • Online volume expansion
  • Online storage pool expansion
  • Online RAID capacity expansion and online RAID level migration
  • SMART data migration
  • Storage expansion through QNAP expansion units (UX-500P and UX-800P)
  • JBOD enclosure roaming
  • SSD read-only/read-write cache
• File System:
  • Internal HDD: EXT4
  • External HDD: EXT3, EXT4, NTFS, FAT32, HFS+, exFAT
• Form Factor: Tower
• Fan: 1x 7cm, 12V DC
• Power Supply: External Power Adapter, 60W, 100-240V
• Power Consumption:
  • S3 Sleep: 0.57 W
  • HDD Standby: 10.56 W
  • In operation (typical): 18.09 W
• Dimensions (WxDxH): 4.02 x 8.62 x 6.65 inch / 102.0 x 219.0 x 169.0 mm
• Weight: 2.82 lbs / 1.28 kg