QNAP TS-412-US 4-bay iSCSI NAS, Hot-swappable Marvell 1.2GHz CPU, 512M

Spec
Brand	Qnap
Model	TS-412-US
Processor	Marvell 6281 1.2GHz
Memory	256MB DDRII RAM
HDD Capacity	4 x 3.5" or 2.5" SATA I/II hard disk drive (HDD) NOTE: The system is shipped without hard disk drives.
HDD Tray	4 x hot-swappable tray
LAN Port	2 x Gigabit RJ-45 Ethernet port
LED Indicators	Status, LAN, USB, eSATA, HDD 1, HDD 2, HDD 3, HDD 4
USB	4 x USB 2.0 port (Front: 1; Back: 3) Supports USB printer, disk, pen drive, USB hub, and USB UPS, etc
eSATA	2 x eSATA port (Back)
Buttons	Power button, USB one-touch-backup button, reset button
Form Factor	Tower
Dimensions	177(H) x 180(W) x 235(D) mm 6.97(H) x 7.09(W) x 9.25(D) inch
Power Supply	Input: 100-240V AC, 50/60Hz, Output: 12V DC, 10A, 120W
Supported Operating System	Microsoft Windows 2000, XP, Vista (32/ 64 bit), Windows 7 (32/ 64 bit), Windows Server 2003/ 2008 Apple Mac OS X Linux & Unix
File System	Internal HDD: EXT3, EXT4 External HDD: EXT3, EXT4, NTFS, FAT32, HFS+
Networking	TCP/IP (IPv4 & IPv6: Dual Stack) DHCP Client, DHCP Server Protocols: CIFS/SMB, AFP (3.1), NFS, FTP, HTTP, HTTPS, Telnet, SSH, iSCSI and SNMP. Network Service Discovery (UPnP, Bonjour) USB Wi-Fi 802.11n Adapter Support (Optional Purchase)
Backup Solution	USB One Touch Backup (Import/Export) Apple Time Machine Support with Backup Management Block-level Remote Replication Work as Both Rsync Server & Client Supports Encrypted Replication between QNAP NAS Servers Back up to External Storage Device Back up to Cloud Storage (Amazon S3 & ElephantDrive)
Security	IP Filter & Policy-based Automatic IP Blocking Network Access Protection with Auto-blocking Encrypted Access: HTTPS, FTP with SSL/TLS (Explicit), SSH/ SFTP (admin only), Encrypted Remote Replication (Rysnc over SSH) CIFS Host Access Control for Shared Folders Importable SSL Certificate Instant Alert via E-mail, SMS