Video Game Chair.
Video game chairs comes in all flavor. Some are very ergonomic for
prolong gaming session. The features vary from chair to chair. There are
features like rock, vibration, pillowed headrest, posture adjustment,
built in audio output and joystick input, etc. There are also gamer
chair which are mobile so that you can carry to your friends place. The
ultimate game chairs are the ones which has the capability of vibration.