Turtle Beach Ear Force PX22 Amplified Universal Gaming Headset (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty Advanced in-line amp with easy access to audio controls Premium, 50mm speakers for crisp highs and thumping lows Disconnect headset from the inline amp to use with your mobile phone, tablet or portable game systems USB Powered - No AC adapters or batteries ever required