Logitech H600 Wireless Bluetooth Headset

• Convenient leave-in wireless receiver: Tiny nano receiver stays in your computer so your headset is always ready to use
• Clear stereo sound: Laser-tuned speaker drivers and noise-canceling microphones for clear calls. Frequency response (Headset): 40Hz - 10KHz , Frequency response (Microphone): 100Hz - 6.5kHz
• Long-range wireless: Listen and chat up to 10 m (33 ft.) from your computer-and longer with a six-hour rechargeable battery
• Comfortable design: Adjustable headbands and foam ear cups feel good even after long hours of use. Make sure the headset is the active output audio device in both your application and operating system
• Works with Windows, Mac, and common calling applications like Skype, Yahoo! Messenger, Gmail, Windows Live Messenger, and AIM