Designed for mobile devices, the Andrea Communications EDU-255M On-Ear Headset offers unsurpassed speech and sound clarity, and includes a convenient in-line volume control. The exclusive noise-canceling microphone with internal windscreens, which minimize breath popping, has been awarded the coveted "6 Dragon" rating for speech accuracy by Nuance. The heavy duty rigid boom and swivel allow for perfect microphone placement. Plush leatherette ear cushions are easy to wipe clean and the adjustable headband ensures a comfortable fit even on smaller heads.