Whether its a business video conference, a family chat or your music playback, the Logitech H340 Headset delivers high resolution sound to let you hear every acoustic element in crystal clarity. The Headset's microphone also mitigates background noise to enhance the realistic sound effects and clarity in its output. The optimal frequency response at 20 Hz ' 20,000 Hz of the Headset and 100 Hz ' 10,000 Hz of the microphone allow you to hear the most of your acquaintances or music with high-grade audio quality.