其他功能
单磁道搜索时间(读/写) |
2 ms |
存储能力 |
400074 MB |
读取搜索 |
8.9 ms |
平均等待时间 |
4.2 ms |
內置式 |
N |
Mac兼容性 |
Y |
磁盘驱动器
传动装置,缓冲区大小 |
16 MB |
硬盘容量 |
400 GB |
硬盘转速 |
7200 RPM |
Essential™ USB External Hard Drive 400 GB, USB 2.0
Preformatted and ready to go, WD’s USB 2.0 external hard drives make it possible to add reliable, high capacity storage instantly to your PC or Macintosh computer.
Just the essentials – fast, simple, reliable add-on storage. This 7200 RPM external USB 2.0 drive is preformatted for immediate use. Simply plug in your WD Essential™ USB hard drive and you’ve got instant storage and backup for your PC or Macintosh. Easily store valuable data, music, photos, and movies. It’s perfect for digital video editing and MP3 downloads.
- High-speed USB 2.0 bridge for maximum performance; backward compatible with USB 1.1 ports.
- The fast and easy way to add instant high-speed storage for both desktop and notebook systems.
- Hot-swap capability – connect a new peripheral without powering off the computer.
- Whisper-quiet WD Caviar® 7200 RPM hard drive.
- Compact and elegant design, easily stackable. Stands vertically or horizontally.
- Front-mounted, easy-to-reach power button.
- Backed by WD's commitment to data protection and award-winning customer support and services.
- Note: This drive does not include backup software. If you want backup software, please consider the WD Dual-option Combo, USB or Media Center drives.
Ideal For
- Simple add-on storage
- Adding virtually unlimited storage with multiple USB 2.0 external hard drives
What it holds
- Up to 114,000 digital photos
- Up to 100,000 songs (MP3)
- Up to 10,000 songs (uncompressed CD quality)
- Up to 30 hours of Digital Video (DV)
- Up to 100 hours of DVD quality video
- Up to 48 hours of HD video