iKross S4000 Gaming Headphone Headset with Folding Microphone, In-Line Volume Control, Red LED Lights for PC Computer Gamers Powerful 50mm drivers for crystal-clear audio quality Soft padded headband with leather ear cups for maximum comfort Folding, noise-cancelling microphone Built-in red LED lights on each ear cup and mic Cconvenient in-line control with mute button allows to adjust the volume or mute the microphone easily