Lenovo 100 Stereo Analog Headset USB 180° Boom Microphone Memory-Foam Earcups - Black: From the manufacturerCrisp. Clear. Comfort.The Lenovo 110 Stereo USB Headset is the perfect solution for anyone looking for crisp calls, powerful audio, passive noise-canceling, and hassle-free plug-and-play. Its dynamic rotatable microphone makes it ideal for both left- and right-siders, while its