981-000510 Logitech H540 USB Computer Headset NONE - Only use for non-battery items

981-000510 Logitech H540 USB Computer Headset NONE - Only use for non-battery items H540 USB Computer Headset Laser-tuned drivers and built-in equalizer for precision audio. Right-sided mic minimizes unwanted background noise for clear conversations. It can conveniently positioned for better voice capture and be tucked inside the headband when you're not using it. USB plug-and-play connectivity lets you instantly enjoy music, movies, and calls in rich, digital stereo sound. On-ear controls and mute indicator light make it easy to see when the mic is muted. Ultra-comfortable and adjustable design features soft, padded leatherette headband and ear cups, making it feel good even after hours of wearing.