Headphone is as a small pair of megaphones that convert an electrical signal to a
corresponding sound worn on or around the head using a band to let the user listen to an
audio source privately. On the other hand, a headset combines a headphone with mic
usually made with single or double earpiece to provide the equivalent functionality of a
telephone handset but with handsfree operation. Both are widely used for PC to listen the
audio in isolation. The only way of listening to electrical audio signals before