Avaya Headset HD Voice with HIS Adapter Compatible with Avaya 1600, 9600, J100 Series IP Phones Model, Plus 3.5mm Adapter for Smartphone. Adapter cable included & work with Avaya IP 1608, 1616, 9601, 9608, 9608G, 9610, 9611, 9611G, 9620, 9620C, 9620L, 9621, 9621G, 9630, 9630G, 9640, 9640G, 9641, 9641G, 9650, 9650C, 9670, 9670G, J139, J159, J169, J179, J189 phones.
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