Avaya Compatible Jabra Biz 1925 VoIP Noise Canceling Headset Bundle for Avaya 1608, 1616, 9601, 9608, 9610, 9611, 9611G, 9620, 9620C, 9620L, 9621, 9630, 9640, 9640G, 9641, 9650, 9650C, 9670 Bundle of 2 items - Jabra Biz 1925 Headset and Avaya compatible telephone interface cable Compatible Avaya IP Phones: Avaya 1600 and 9600 IP Phones: 1608, 1616, 9601, 9608, 9610, 9611, 9611G, 9620, 9620C, 9620L, 9621, 9630, 9640, 9640G, 9641, 9650, 9650C, 9670 Noise-Canceling microphone filters out background sound Comfortable, yet sturdy materials provide professional quality and a good user experience. 2-year warranty, youll enjoy worry-free ownership.