Clarity HA40 Corded Phone Amplifier Purchase Includes:White HA40 In-Line Phone AmplifierOne 9-volt battery | Clarity HA40 Corded Phone Amplifier Features:40 dB maximum amplificationVolume controlTone controlWorks with digital and analog corded phonesBoost button mutes microphone in the headset to eliminate background noise
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Item# : SPM9998546002
Model # : LHS-HA40