What is Polycom EF2211?
Polycom EF2211 Single channel acoustic echo/noise.... Polycom EF2211 Single channel acoustic echo/noise canceller - RS-232: DB9F, EF Bus In/Out: RJ45 Connectors, phantom powered, standalone system for individual sites
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DescriptionPolycom EF2211 Single channel acoustic echo/noise canceller - RS-232: DB9F, EF Bus In/Out: RJ45 Connectors, phantom powered, standalone system for individual sites
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Polycom
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