External Hard Drive 120gb USB2.0 HDD Portable Hard Disk For Computer and Laptop disco duro externo Storage Devices
$22.70 – $33.08
- Brand Name: MANYUEDUN
- Certification: CE
- HDD Capacity: 200GB – 400GB
- Origin: CN(Origin)
- Interface Type: USB 2.0
- Package: Yes
- Has External Power Supply: No
- Style: HDD
- Size: 2.5"
- Type: External
- Shell Material: Synthetic Resin
Support system:
98SE, ME, 2000, XP, Vista, WIN7,WIN8
Specifications:
Hard Drive Type:2.5" HDD
USB Interface:USB 2.0
Disk Rotational Speed:5400rpm
Disk Cache Size:8MB
3 Years Warranty
Package includes
1* USB 2.0 External Hard Drives
2* USB cable*1
hard disk vendors are using decimal arithmetic: 1MB = 1000KB, 1G = 1000MB calculated
Our computers and card readers use the binary system for size calculation and here is where the missing bytes are .
That is : 1MB=1024KB, 1GB=1024MB
40 GB=about 37GB
60 GB=about 55GB
80GB=about 74GB
120GB=about 111GB
160GB=about 149GB
250GB=about 232GB
320GB=about 298GB
500GB=about 465GB
640GB=about 595GB
1TB=about 930GB
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