 For VoIP softphone applications - Requires H-series Headset |
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 2-Prong Amplifier for H-series Headsets |
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 Plantronics M22 Vista --for H series headsets |
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 For Avaya / Lucent / AT&T Partner Phones |
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 For VoIP softphone applications - Requires H-series Headset |
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 Single Line Telephone Amplifier for H-series Headsets |
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 Universal Modular Amplifier for H-series Headsets w/ Busy Light |
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 Universal Modular Amplifier for Computers & Telephones |
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