Andrea Communications C1-1022600-50 model NC-185 VM USB High Fidelity Stereo USB Computer Headset with Noise Canceling Microphone and Volume/Mute CONTROLS High Fidelity Stereo USB Computer Headset with Andrea's noise canceling microphone technology and Volume/Mute Controls. 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. Extra long 8 foot shielded cable with inline volume and mute controls. Reversible for left or right side usage. Folds flat for storage.