HIS-1 Headset Cable with Mute for Plantronics Headsets | GTW HIS-1 - 72442-41 M | For Avaya 1608,1616, 9610, 9620, 9620L, 9620C, 9630, 9630G, 9640, 9640G, 9650, and 9650C IP phones
Poly Voyager Focus 2 Uc Usb-c Headset With Stand (plantronics) - Bluetooth Dual-ear (stereo) Headset With Boom Mic - Usb-c Pc / Mac Compatible - Anc : Target
Plantronics ENCOREPRO 540 (HW540) Wired Headset | For Nortel, Polycom, Cisco, Mitel, Avaya, ShoreTel and other business phones | Requires Adapter
Plantronics QD cable to 2x 3.5mm jack plug, (Headphone + Microphone)
Buy the Plantronics Sound Innovation Entera HW111N-USB Headset In Original Box | GoodwillFinds
VXI-Tria G Headset, without Jabra QD cable, 17,85 €
Amazon.com: Plantronics – Blackwire 3325 USB-C (Poly) – Wired, Dual-Ear (Stereo) Headset with Boom Mic - Connect to PC/Mac via USB-C or Mobile/Tablet via 3.5 mm Connector – Works w/Teams (Certified), Zoom
Poly Avaya Cable Adapters HIS – Global Communication