RJ9 Avaya Phone Headset Compatible with Avaya 1600, 9600, J100 Series IP Phones Model Noise Cancelling Plus 3.5mm Adapter for Smartphone: Amazon.co.uk: Electronics & Photo
Avaya Compatible Jabra Biz 2300 DUO Bundle - Headset and Avaya Cord
Yealink Phone Headset Avaya Polycom Phone RJ9 Headset for Grandstream Office Headphones Compatible with Snom VoIP Phone with Noise Canceling Headphones Wired: Amazon.co.uk: Electronics & Photo
Telephone Headset with Noise Cancelling Microphone & HIS Cable for Avaya IP 1608 1616 9601 9608 9611 9611G 9620 9621 9630 9631 9640 9641 9650 9670 J139: Amazon.co.uk: Electronics & Photo
Avaya Headset HD Voice with HIS Adapter Compatible with Avaya 1600, 9600, J100 Series IP Phones Model, Plus 3.5mm Adapter (Monaural): Amazon.co.uk: Electronics & Photo
Headsets for Avaya Phones - Avaya Compatible headsets – Headsets4business
Headset for Avaya J139 J169 J179 IP Phones Great for Office Contact Centre Home worker Noise Cancelling Mic - EAR510D + QD009 Double Ear : Amazon.co.uk: Electronics & Photo
Beebang RJ9 Telephone Headset with Microphone Noise Cancelling for Avaya Polycom, Office Landline Phone Headset for Aastra Alcatel Gigaset Nortel, Wired Call Center Headset for Desk Phone: Amazon.co.uk: Electronics & Photo
Wireless Headset for Avaya Phones - Jabra PRO920 Mono
Landline Telephone Headset with Microphone Noise Cancelling, RJ9 Phone Headset Work for Polycom VVX411 Avaya 9508 Mitel 5312 ShoreTel BT Converse 2300 NEC Call Center Home Office Desk IP Phones: Amazon.co.uk: Electronics
Avaya Headset Compatibility Guide: Everything You Need To Know