Logitech USB Headset H340 Overview A lightweight, plug-and-play USB headset that delivers crystal-clear, digital audio. Exceptional sound clarity With crystal-clear digital sound, your internet calls, music, viral videos, and more will sound better than they ever have. Comfortable design Enjoy a perfect, comfortable fitwith an adjustable, lightweight design. Features: Plug into a world of crystal-clear audio. Plug-and-play Achieve high-quality audio by simply plugging in the USB connection. Experience digital clarity Bring all your favorite sounds to life with clear, digital audio. More lifelike chatting The flexible microphone reduces background noises, so your friends and family can hear more of your crystal-clear voice. Pure comfort Enjoy unmatched comfort and the perfect fit with the lightweight, flexible headband. Plays nice Works with games, movies, music, and common calling applications including Skype , Yahoo! Messenger, Gmail Voice & Video Chat, and Windows Live Messenger. Specifications: System Requirements Windows or Mac OS USB port Warranty Information 2-year limited hardware warranty Package Contents USB headset User documentation Technical Specifications Cable length: 6 ft/1.8m USB Frequency response: Headset: 20 Hz 20,000 Hz Microphone: 100 Hz 10,000 Hz Sensitivity: -40 dBV/Pa +/- 3 dB