Headset dual 3.5mm to RJ9 plug adapter for avaya 1608 1616 9601 9608 9610 9611 SNOM 320, 360, 370, 820 to PC Headset Adapter|headset wireless|headset proheadset with microphone for xbox 360 - AliExpress
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PC Headset Adapter for Avaya 1600 and 9600 IP Phone
Amazon.com: Plantronics HIC Adapter Cable for Avaya IP Phones - Headset Cable (49323-44) - : Electronics
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Jabra GN Netcom GN1216 Coiled Cord Headset Adapter for Avaya (#88001-04)
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Plantronics HIS-1 Adapter QD Cord for Avaya Desk Phones
2.5mm plug Headset with microphone to RJ9 plug adapter for AVAYA 2400 4600 series Shore,Mitel,Aastra,Norstar,Alcatel,etc|adapter e27|adapter deviceadapter audio - AliExpress
Headsets for Avaya 1600, J100, 9600 series phones
Restored Plantronics HIP-1 Adapter Cable Connects Headset to Avaya IP Phones (Refurbished) - Walmart.com
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Headsets for Avaya 1600, J100, 9600 series phones
Amazon.com: QD Adapter HIS Cable for Plantronics and VoiceJoy Headsets QD Adapter for Yealink Phones and Workable for Avaya IP 1608, 1616, 9601, 9608, 9611, 9611G, 9620, 9630, 9631, 9640, 9641, 9650, 9670 : Electronics
Jabra LINK - Electronic hook switch adapter for headset - for Avaya 1403, 1408, 1416, 9404, 9408, 9504, 9508 | Dell USA
Amazon.com : NORTEL AVAYA USB HEADSET ADAPTER WITH NOISE CANCELING MONAURAL HEADSET GNN405 : Electronics : Electronics