NAS QNAP TS-451+-2G, max. 4x disk, LAN 2x, SFF, 24mj

Basic information NAS device case type: Portable, Tower Processor Installed processors qty: 1Pcs Maximal number of processors: 1Pcs Installed processor type: Intel Celeron Quad-Core Installed processor's clock speed: 2GHz, 2.42GHz Operating / mass memory Installed memory capacity: 2048MB Maximal memory capacity: 8192MB Installed memory type: SODIMM DDR3L Type of memory: Low Voltage Memory bus frequency: 1600MHz Number of memory banks: 2Pcs Number of free memory slots: 1Pcs Number of installed hard disks: 0Pcs Maximal number of disks: 4Pcs Disks installed drivers: 4 x SATA RAID levels: JBOD, 0, 1, 5, 5+0 (50), 6, 10 Hot-Swap elements: Hard Disks Built-in circuit Graphic card type: Intel HD Graphics Network adapter: 2 x 10/100/1000 Mbit/s Additional features Number of free external 3,5" bays: 4Pcs Number of free external 2,5" bays: 4Pcs Interfaces (connectors): 2 x RJ-45, 2 x USB 3.0, 2 x USB 2.0, 1 x HDMI Qty of power suppliers: 1Pcs Power supply (supplies) power: 90Watt Management | supported protocols Supported protocols and standards: TCP/IP - Transmission Control Protocol/Internet Protocol, DHCP Client - Dynamic Host Configuration Protocol Client, DHCP Server - Dynamic Host Configuration Protocol Server, CIFS/SMB - Common Internet File System/Server Message Block, CIFS, SMB - Service Message Block, AFP 3.3, NFS - Network File System, FTP - File Transfer Protocol, FTP/FTPS - File Transfer Protocol/File Transfer Protocol Secure, SFTP - Secure File Transfer Protocol, TFTP - Trivial File Transfer Protocol, HTTP, HTTPS - Hypertext Transfer Protocol Secure, Telnet, SSH - Secure Shall, iSCSI - Internet SCSI, SNMP - Simple Network Management Protocol, SMTP - Simple Mail Transfer Protocol, SMSC, UPnP - Universal plug-and-play, Bonjour, RSYNC, Printserver, AFP, WebDAV - Web Distributed Authoring and Versioning, LDAP (Lightweight Directory Access Protocol), DDNS - Dynamic Domain Name System, WEB management, SSL - Secure Sockets Layer, TLS - Transport Layer Security, PPTP - Point to Point Tunneling Protocol, AES - Advanced Encryption Standard, FXP - File eXchange Protocol, OpenVPN client Informations - management: SNMP, Device status Informations - backup: Backup Scheduling, Backup to/from USB disks, Backup to/from cloud, Glacier Backup Informations - security: Secure Socket Layer (SSL), FTP over SSL/TLS Informations - media streaming: DLNA - UPnP AV, Apple iTunes Server , Android, Airplay, Surveillance Station, Video Station, Chromecast Informations - other: Wake-On-Lan (WOL), s.m.a.r.t. Other information Supported operation systems: Windows 7, OS X, Linux, UNIX, Windows 8, Windows Server Notes: QTS 4.2 (embedded Linux), Cloud support, 4 x 3.5" or 2.5" SATA 6Gb/s, SATA 3Gb/s hard drive or SSD, Remote Control in bundle Width: 180mm Height: 177mm Depth: 235mm Net weight: 3kg Gross weight: 4.3kg