SteelSeries Siberia v2 Full-Size Gaming Headset (Blue) (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty Closed ear headphones, Pull-out microphone Crystal clear high, low and mid-tones, 50mm driver units Lightweight suspension construction Integrated volume control located on the cord