Storage
Storage drive interface	Serial ATA II, Serial ATA III
Storage drive size	2.5/3.5"
RAID support
RAID levels	0, 1, 5, 6, 10, JBOD
Hot-swap drive bays
Supported file systems	FAT32, HFS+, NTFS, ext3, ext4
Storage drives installed
Total installed storage capacity	0 TB
Number of storage drives supported	4
Installed storage drive type
Supported storage drive types	HDD & SSD

Processor
Processor frequency	2 GHz
Processor cores	4

Memory
Internal memory	4 GB
Internal memory type	DDR3L
Maximum RAM supported	16 GB
Memory slots	2
Flash memory	512 MB

Network
Ethernet LAN
Ethernet LAN data rates	10, 100, 1000, 10000 Mbit/s
Wi-Fi
DHCP client
DHCP server
Jumbo frames support
iSCSI support
Wake-on-LAN ready
Supported network protocols	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Link aggregation

Ports & interfaces
USB 2.0 ports quantity	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
Fiber ports quantity	1
Fiber optic connector	SFP+
Ethernet LAN (RJ-45) ports	4

Design
Chassis type	Rack (1U)
Cooling type	Active
Product colour	Black
Number of fans	2 fan(s)
Fan diameter	4 cm
Drive bay locking
LED indicators	HDD, LAN, Status, USB

Performance
Type	NAS
Device class	Small & Medium Business
Backup function
Backup features	Cloud, iSCSI LUN
Buzzer
Multilingual support
Noise level	36.4 dB

Performance
Web-based management
Share folder access right management
Security algorithms	256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS
Access Control List (ACL)
Reset button
On/off switch
Built-in UPnP AV media server
Built-in iTunes server
Built-in FTP server
Browser supported	Microsoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+, Google Chrome
System log
Hot spare
S.M.A.R.T. support
Share folder	CIFS/SMB

Software
Operating system installed	QNAP Turbo NAS System
Operating system version	4.2
Windows operating systems supported	Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64
Linux operating systems supported
Mac operating systems supported	Mac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Server operating systems supported	Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 R2 x64, Windows Server 2008 x64, Windows Server 2012, Windows Server 2012 R2, Windows Server 2012 R2 x64, Windows Server 2012 x64

Power
Power supply location	Built-in
Power supply unit (PSU) capacity	250 W
Number of power supply units	2
Redundant power supply (RPS) support
Power consumption (typical)	65.62 W
Power consumption (sleep)	44.9 W
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Fan voltage	12 V
Output current	5 A

Weight & dimensions
Width	439 mm
Depth	499 mm
Height	44 mm
Weight	7.63 kg
Package weight	11.6 kg

Packaging content
Cables included	AC, LAN (RJ-45)
Quick installation guide
Number of screws	28

Operational conditions
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%

Other features
Power management
Digital Living Network Alliance (DLNA) certified