It increases your comfort level for optimal gaming. The earpads give a nice snug feeling by ear cupping furthermore avoids sweating your ears. The purpose of this LED light is to show that a microphone is off or on.
It also has an aesthetic touch of blue LED lights on both sides. It comes mainly in black color, but it is also available in camouflage design and a few more colors.
The design, which might seem bulky in appearance, is relatively lightweight.
