Otto V4-10081, Behind-the-Head. Certified noise reduction of 24dB. Flexible, noise-canceling, boom microphone with replaceable windscreen. Comfortable, cloth-covered ear seals. Behind-the-head style. For TK480/481, TK290/390, TK280/380, TK2140/3140, TK190, TK2180/3180, TK5400, TK5210. List price $359.54
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