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Cisco Compatible Plantronics ENCOREPRO 510 (HW510) Direct Connect for 7940, 7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G
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Deluxe headset for Avaya 9640, 9640G, 9641, 9641G models. Best Phone headset + Avaya to Plantronics QD cord.
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Avaya Compatible Plantronics HW520 EncorePro 520 VoIP Noise Canceling Headsets 1408 1416 2410 2420 4606 4610 4612 4620 4621 4622 4624 4625 4630 5410 5420 5610 5620 5621 5625 9404 9406 9408 9504 9508
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