NC-181 High Fidelity Monaural PC Headset (C1-1022100-1) High Fidelity Monaural PC Headset with noise canceling microphone, Includes Andrea's Noise Cancellation Microphone Technology with Highest Voice Recognition Industry Rating Pro-flex wire microphone boom for accurate microphone placement, Windsock for minimal breath popping 40mm speakers with CD quality deep base sound and large comfortable ear cushions, Stainless steel adjustable headband Reversible for left or right side usage, Folds flat for storage Extra long 8 foot shielded cable, Durable construction, cost effective headset solution