Logitech Wireless Headset H600 Over-The-Head Design 981-000341 (Certified Refurbished) This Certified Refurbished product is factory refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty Clear stereo sound: Laser-tuned speaker drivers and noise-cancelling microphone for clear calls Long-range wireless: Listen and chat up to 10 m (33 ft.) from your computer Comfortable design: Adjustable headband and foam ear cups feel good even after long hours of use Works with Windows, Mac and common calling applications like Skype, Yahoo! Messenger, Gmail, Windows Live Messenger and AIM