Fnatic
Fnatic REACT+ Gaming Headset for Esports with 53mm Drivers, Precise 7.1 Surround Sound and Advanced USB Sound Card, [Windows compatible], Metal Frame, Broadcaster Detachable Microphone, 3.5mm Jack
Axtel HEADSETS
Axtel HEADSETS, IP Phone AX-300G, Enterprise HD IP Phone Classic Gigabit IP Phone, Up to 4 SIP Accounts, 5-Way Conferences, Voicemail, Paging, Graphic 192 × 64 Pixel LCD, Customer Service
Yealink
Yealink YHS33 Wideband Headset for IP Phone
Poly (Plantronics + Polycom)
Poly - Edge B20 IP Desk Phone, PoE (Polycom) - Open SIP - Connect to 8 Lines, Contacts - Acoustic Fence Technology - RJ9 and 3.5mm Headset Ports – Illuminated Keys Where You Need Them