Bluetooth
Bluetooth is a wireless technology used for transferring data from one device to another device. The distance between the two devices is very short from the fixed , mobile devices and building personal area network. Its physical range is from 10m to 100m.
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Applications of Bluetooth Technology
- The Bluetooth is used in wireless head sets.
- By using Bluetooth we can transfer files, images and MP3 or MP4 to other cell phones.
- It is used in laptops and notebooks.
- It is used in PDAs (personal digital assistant).
- It is also used in printers.
- It is almost used in wireless communication (WAN).
- It is used in wireless mouse and keyboards.
- It is used for sending small advertisements from Bluetooth enabled advertising hoardings to other, discover able, Bluetooth devices.
Advantages of Bluetooth
- Advantage of Bluetooth is that it does not require any wire to connect with other devices.
- It is cheap
- It uses wireless communication to transfer files from one device to another.
- It has become the transfer of files very easy.
- There is no setup file to install the Bluetooth, it has built in software.
- We can see the Bluetooth in the smart phones, music players, speakers etc.
- Global technology specifications are used in the Bluetooth.
- It makes connecting to different devices convenient.
- After installation it is free to use.
- Bluetooth devices are available at very cheap cost.
- It can pass through walls.
- It has low power consumption.
Disadvantages of Bluetooth
- It is not very useful to transfer big files.
- It takes much time to transfer heavy file, which consumes a large amount of mbs.
- It can lose connection in certain conditions.
- It has low bandwidth as compared to Wi-Fi.
- The key problem is security issue as it can be hacked.
- It allows only short range communication between devices.
- It can only connect two devices at once.
