General

ManufacturerQNAP
ModelTS-439-PROII+-US
Lowest Price $649.99 Compare QNAP TS-439-PROII+-US prices
Warranty 1 year limited

Ports

RJ45 Ports2 x 10/100/1000M
USB Ports5 x USB2.0
eSATA PortsNo
Other Ports1 x PCIe

Storage

Drive Bays4
Hard Disk Interface4 x SATA
Hard Disk SizeDiskless System
Rotational Speed7200RPM

Features

NAS + iSCSI storage solution
Flexible multiple LUNs management
Secure IP SAN environment deployment
Designed for virtualized and clustered environments
Virtual Disk Drive (VDD) adds flexibility to storage expansion along with ease of management
Advanced RAID Management with Hot-swap Design
Online RAID Capacity Expansion
Online RAID Level Migration
DOM Architecture and Fail-safe Dual OS
Touch-N-Go PC-less Installation
Software Expansion via QPKG

Form Factor

Dimensions 6.97" x7.09" x 9.25"
Weight 8.04 lbs. lbs
Form Factor 4-Bay

Networking

Data Link Protocol
Network Interface Controller
DLNA Certified No

Hardware

Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supported Protocols CIFS/ SMB, AFP(3.1), NFS, FTP, HTTP, HTTPS, Telnet, SSH, iSCSI and SNMP Network Service Discovery (UPnP, Bonjour)
Processor Intel Atom D425 (Pineview) 1.8GHz
Memory 1GB DDRII RAM
RAID Single Disk, JBOD, RAID 0/ 1/ 5/ 6/ 5+hot spare
LEDs Status, LAN, USB, eSATA, Power, HDD 1, HDD 2, HDD 3, HDD 4
Power Power Consumption
Sleep mode: 19W
In Operation: 33W
Power-off (in WOL mode): 1W (with 4 x 5
Temperature 0°C - 40 °C
Humidity 0-95% R.H

Software

Operating System Embedded Linux
Management Disk Management
Power Management
Access Right Management