2 internal SATA II portsGigabit Ethernet2 x USB 2.0
USB 3.0
Data Transfer Speed
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7200 RPM
General Features
Brand
Seagate
WD
Model Name
BlackArmor NAS 220
My Book Essential
Capacity
4 TB
2 TB
USB Interface
2 internal SATA II ports, Gigabit Ethernet, 2 x USB 2.0
USB 3.0
Part Number
ST340005LSD10G-RK
WDBACW0020HBK
Type
Network
External Portable
Connectivity options
Wired
Wired
Form Factor
Network
Desktop
Color
Black
Black
Perfomance
OS Supported
Windows: 7, Vista, XP, Mac OS X v10.4.11
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Dimensions
Dimensions
3.5 inch
48 x 165 x 135 mm
Weight
2980 g
1180 g
Other Features
Warranty
3-Year Limited Warranty
2 Years
Additional Features
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> WD Quality Assurance > Can be used with USB v2.0 and USB v3.0 > Visual display of backup as it happens > WD SmartWare ensures automatic backup on Save.