Plantronics HIC-10 allows you to connect any Plantronics H-series headsets to an Avaya phone models 1408, 1416, 2410, 2420, 4424D+, 4606, 4610, 4610SW, 4612, 4620, 4620SW, 4621, 4621SW, 4622SW, 4625SW, 4625SW, 4630, 4630SW, 5410, 5420, 5610, 5620, 5621, 6416D+M, 6424D+M, 9404, 9406, 9408, 9504, 9508. Use this Plantronics HIC-10 cable to connect any Plantronics H-series headset with a QD directly to your Avaya phone headset port.  No amplifier is needed.

Key Features:

• For use with any Plantronics H-series headset
• Improved audio quality over the previous HIC-1 cord

Old Poly part # 49323-46

New HP part # 783S2AA

Also see our Plantronics Avaya Direct Connect Headset FAQ