Headphones are small speakers typically designed to fit over the head and in the ears. Headphones are a very convenient way of listening to your favorite music without being disturbed and without disturbing anyone else. These were original y invented for military purposes. The troops in the fields used to communicate through these. A typical headphone has a shape that fits the over the head of the user and two small speakers shaped to cover ears. Now they are available in all different shapes sizes and designs. There are various kinds of headphones ranging from big headsets to small earbuds. Headsets are the headphones with the micro phone built in them. They come very handy when someone is doing online chatting or any other conference or conversation over the internet. Modern day Bluetooth hands free is being evolved from headsets. Bluetooth hands free is very vastly used with cell phones to communicate with ease.

Headphones are extensively used with portable music players like iPod and others. Small music players basically do not have a big speaker so small ear buds is pretty much the only way to listen to music. These earbuds have been designed from headphones. Earbuds are smaller than the regular headphones and can fit in small pockets. They were used with old cd-man and now they are used with latest 4th generation iPods.

Headphones are a very good way to listening music in public. If you live in a metro or even if you don’t you have a big chance of seeing someone riding a bus or just walking streets rocking on his or her iPod. A lot of people like to listen to music while they are travelling. This tendency forces them to use headphones while air travel and even in a smaller journey. In plane you can do all sorts of entertainment activities using headphones. Headphones are also used while jogging and walking.