A computer headset is dual function device for communication between the user and the machine. Headphones comes with two parts, one is an input devices called as the mic or microphone, whose job is to take the user voice or the sound from the player to the computer through a microphone wire. The second device is the output device called as speakers whose function is to deliver the sound from the computer to the player. So in a nutshell, a headset is a two function device packed into a small gadget which is wearable on the head, this is the reason it is called as a headset.
A gaming headset is a special headset which is manufactured just for the gaming needs. The gaming headphone is several times better than a ordinary headphone used for everyday computer needs. Gaming grade hardware provides an edge upon the player that use standard device during the game-play. A gamer will love to play a game with the gamer headset because it will deliver the sounds in so much high quality that it will feel just like you are part of the game and the sound is just like live or closer to real life.