Headset with mic for Call Center Telephone Headset for AVAYA 1608 1616 9601 9608 9610 9611 9620 9630 9650 2410 2420 4610 4620 - AliExpress
Amazon.com: Avaya Headset HD Voice with HIS Adapter Compatible with Avaya 1600, 9600, J100 Series IP Phones Model, Plus 3.5mm Adapter (Monaural) : Electronics
Avaya Phone Call Center Headset Noise Canceling Microphone