Other features
| Track to track seek time (read/write) |
2 ms |
| Read seek |
8.9 ms |
| Average latency |
4.2 ms |
| Internal |
N |
| Mac compatibility |
Y |
Ports & interfaces
| FireWire 400 |
Y |
| USB connectivity |
Y |
| USB version |
2.0 |
Hard drive
| Drive device, buffer size |
8 MB |
| Hard drive capacity |
320 GB |
| Hard drive speed |
7200 RPM |
Power
| USB powered |
Y |
| External power adapter |
Y |
Additionally
| Transfer rate (Mbps) |
480 Mbit/s |
Dual-option™ Combo, 320 GB, USB 2.0/FireWire
With two ways to back up your data, automatically or on-demand, WD Dual-option Combo drives are the ideal solution for saving your valuable pictures, music, video, and data files. They feature both USB 2.0 and FireWire interfaces and include a USB 2.0 hub with front and rear ports. A convenient power button activates Safe Shutdown, a WD-exclusive feature that ensures all data has been transferred before shutting down the drive. The drive is an ideal solution for much-needed additional storage and a perfect place to back up your valuable data.
Key Features
- Dual-option backup – choose how and when to back up your data, automatically timed or instantly.
- Includes both USB 2.0 and FireWire interfaces -- a choice of high-speed connectivity options for maximum flexibility and throughput. Tip: The FireWire port delivers the highest connection speeds.
- Built-in USB hub – Easily connect peripherals such as a digital camera
- Front-mounted power button – equipped with WD's exclusive Safe Shutdown™ feature that ensures all data has been safely transferred before shutting down the drive
- 7200 RPM rotational speed
- Dantz® Retrospect® Express backup software
- Preformatted*; simply plug it in and go
- Designed for near-silent operation with WD's whisper-quiet hard drive
- Fast, easy connection to PC or Macintosh® computers
- Cool, heat-dissipating case
- Stands vertically or horizontally
- Stackable
- Kensington security lock connection
Ideal For
- High speed backup of important documents and images
- Extra storage for your computer
- Backing up your existing hard drive
- Archiving the music stored on your MP3 player
- Adding plenty of space for digital video capture and editing
- Saving and organizing your digital photo collection
What it holds:
- Up to 91,000 digital photos
- Up to 80,000 songs (MP3)
- Up to 8,000 songs (uncompressed CD quality)
- Up to 24 hours of Digital Video (DV)
- Up to 100 hours of DVD quality video
- Up to 38 hours of HD video
