Western Digital My Book Essential Edition 250GB External Hard Drive

General

• Device Type Hard drive - External hard drive
• Width 5.6 in
• Depth 6.7 in
• Height 2.2 in
• Weight 2.9 lbs
• Localization North America

Hard Drive

• Capacity 250 GB
• Interface Type Hi-Speed USB
• Buffer Size 8 MB

Performance

• Interface Transfer Rate 480 Mbps
• Seek Time 8.9 ms (average)
• Track-to-Track Seek Time 2 ms
• Average Latency 4.2 ms
• Spindle Speed 7200 rpm

Expansion / Connectivity

• Interfaces 1 x Hi-Speed USB - 4 pin USB Type B
• Compatible Bays None
• Compatible Slots x None

Power

• External Hard Drive Power Source Included AC adapter
• Power device type Power adapter
• Voltage Required AC 120/230 V

Miscellaneous

• Cables Included 1 x USB cable - USB Type A to B - External - 6 ft
• Microsoft Certifications Compatible with Windows 7
• Compliant Standards RoHS
• Package Type Retail

Software / System Requirements

• Software type Google Picasa , Google Desktop , Google Toolbar
• Min Operating system Microsoft Windows Vista ,  Apple MacOS X 10.3 or later ,  Microsoft Windows 2000 / XP

Manufacturer Warranty

• Service & support type 1 year warranty
• Service & Support Details Limited warranty - 1 year

Environmental Parameters

• Min operating temperature 41 °F
• Max operating temperature 95 °F

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