Sennheiser 506001 Sd Pro1-headset Only ,dect Wireless

General InformationEnjoy your calls in HD voice clarity and get natural high-definition sound for superior voice clarity. Work safe in the knowledge that the ActiveGard technology will protect your hearing.Technical InformationConnectivity Technology: WirelessWireless Technology: DECT 6.0Sound Mode: MonoMinimum Frequency Response: 150 HzMaximum Frequency Response: 6.80 kHzFeatures: Acoustic Shock ProtectionFeatures: ActiveGardFeatures: Electronic Hook Switch (EHS) CapableFeatures: Auto On/OffFeatures: Wideband AudioFeatures: DurableEarpieceEarpiece Design: Over-the-headEarpiece Type: MonauralDriver Type: NeodymiumMicrophoneMicrophone Technology: Noise CancellingMicrophone Design: BoomControls/IndicatorsEarpiece Controls: VolumeEarpiece Controls: PairingEarpiece Controls: Call/Answer/EndMicrophone Controls: MutePhysical CharacteristicsMaterial: LeatheretteForm Factor: Supra-auralWeight (Approximate): 2.30 ozMiscellaneousCompatibility: Desk phone