PLANTRONICS 29960-01 Voice Tube For PL-H81 and PL-H251 Replacement Voice Tube Clear Should be replaced periodically for optimum voice clarity Compatible Plantronics headsets include TriStar H81, DuoPro H171, DuoSet H141, SupraPlus Wideband HW251 and HW261 PlantronicsPart: 29960-01 Features: Voice Tubes : Yes Color : Clear Dimensions (LxWxH) : 3 inches x 0.
1 inches x 0.
1 inches Weight : 0.
3 lbs Energy Star Qualified : No Recycled Packaging : Yes Country of Origin : Mexico (provided by manufacturer, not verified) RoHS Compliant : No Type of Packaging : Plastic Bag