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A USB flash drive is integrated with an interface which consists of a flash memory data storage device. Basically USB flash drives are rewritable, removable and it is much smaller than a floppy disk. Storage capacities are improved with price and size of the flash drive. USB flash drive is faster, smaller and it is more durable and reliable. USB flash drive useS the USB mass storage which is basically supported by operating systems such as windows, Linux, Mac OS X. It can store more data and transfer it faster than optical disc drives such as DVD and CD. Usually a flash drive consists of small printed circuit boards and it is insulated electrically. The circuit board is protected by using a metal or plastic. Initially there are four parts in a USB flash drive. It includes NAND flash memory chip, USB mass storage controller, crystal oscillator, male type USB connector. Additional components such as jumpers and test pins, USB connector cap, transport aid, LEDs which indicate data transfer are include in USB flash drive. USB flash drive functions as a portable hard drive. USB flash drive is very easy to carry in your pocket and you can take anywhere you go. USB flash drive is smaller and they are more durable because they do not have any internal moving parts. It has less storage capacity than hard drives but it is very useful than the hard drives. USB flash drives are also called as pen drives, key drives, jump drives, thumb drives or simply USB drives. USB flash drive can be found in various styles and with perfect design. You can store and transfer the data safely with the help of USB flash drive than any other devices. Before purchasing flash drives know something about them. They are used to synchronize computers; they can carry your media, you can enjoy your favorites, email, chatting by using flash drives, you can take photos, videos, songs with you wherever you go, your password is protected safely by using USB flash drives. Product features is the most important thing to be noticed while buying the USB flash drive. It comes in all sizes, shapes, prices and storage capacities. The next important thing is it is portable so you can take anywhere. There are some disadvantages in using USB flash drive and they are given below. You can easily misplace the drive without your knowledge. Once it is lost, it can be accessed by anyone.
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