Plantronics SupraPlus H251, H251N, H261, H261N, HW251, HW251N, HW261. (a.k.a. SupraPlus Receiver Cover Plate). It is for Plantronics SupraPlus & Avaya SupraElite headsets. This item is unused and compatible with Plantronics SupraPlus Headsets.
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