5.1-Channel Surround Sound Gaming Headphones! Enjoy high performance gaming audio with the eDimensional AudioFX Pro 5+1 Gaming Headset! The EDI-135 features a USB 2.0 interface with integrated 5.1 surround sound decoder so you can feel and hear every sound with perfect digital clarity! With a fully adjustable headband and cushioned earpieces, the EDI-135 provides a comfortable feel especially during long gaming sessions. Its adjustable microphone features noise cancelling technology to ensure superior voice communications! Plus, it comes with an inline volume control with vibration control and mute, and an LED level meter. Experience PC gaming like never before with the eDimensional EDI-135 AudioFX Pro 5+1 Gaming Headset!