Panasonic KX-TDA0166 Hybrid IP 16-Port Echo Cancellation Card

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'''Panasonic KX-TDA0166 Brand New Includes One Year Warranty, The Panasonic KX-TDA0166 is a hybrid IP 16-port echo cancellation card (ECHO16) that mounts on the KX-TDA0190 (OPB3) card. KX-TDA0166 Features: Echo Cancellation Card, Supports Up to 16 Ports, Must Be Combined w/ KX-TDA0190, Works With The Following Systems: Panasonic KX-TDE100 / 200'''

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