There are some important features that every gaming headset should have and for me the top of the list is comfort as that will dictate how long you play. Some may argue that sound quality or features are what define a gaming headset but, if the headset doesn't fit well or becomes uncomfortable after...
Comfortable Headset Lightweight Good Sound Quality Detachable Microphone Dual Connections over Analog and USB X-Plus Profiles
X-Plus needs more profiles