Poly 87128-01 H251h Hearing Aid Cmptbl Hdset

General InformationMaximum Mobility, Outstanding Audio Quality and Comfort for Office-based ProfessionalsTechnical InformationConnectivity Technology: Wired/WirelessWireless Operating Distance: 300 ftSound Mode: MonoFeatures: ComfortableFeatures: Adjustable MicrophoneFeatures: LightweightFeatures: LED IndicatorBattery InformationMaximum Battery Run Time: 10 HourEarpieceEarpiece Design: Over-the-headEarpiece Type: MonauralMicrophoneMicrophone Technology: Noise CancellingMicrophone Design: BoomControls/IndicatorsEarpiece Controls: Call/Answer/EndEarpiece Controls: VolumeEarpiece Controls: Remote ControlMicrophone Controls: MutePhysical CharacteristicsForm Factor: Supra-aural