Plantronics HW251N / HW261N / CS351N / CS361N. Also works SupraPlus Wireless headsets You are buying (10) pieces Leatherette Earcushion for Plantronics H51, H51N, H61, H61N, H91, H91N H101, H101N, P51, P51N, P61, P61N, P91, P91N, P101, P101N, HW251, HW251N, HW261 & HW261N headsets.
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