Avaya Definity TN2224B 24-Port Digital Circuit Card

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Refurbished Avaya Definity TN2224B V13 24-Port Digital Circuit Card

Avaya TN2224B V12 Digital Line Card Good!

Avaya TN2224B V13 Digital Line Card Good!

Refurbished Avaya Definity TN2224B V12 24-Port Digital Circuit Card

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Refurbished Avaya Definity TN2224B V10 24-Port Digital Circuit Card