Sennheiser 135T Mono Headset, Teams Certified, UC, Connects to Deskphone, PC/Mac, Softphones via USB - Works with Zoom, RingCentral, 8x8, Vonage (1000900-M)
Wireless Bluetooth HD 4.40 around ear Sennheiser Headphones
Sennheiser HMD 26-II - Professional Headset - TV Headset, Radio Headset, Broadcast Applications
Sennheiser Enterprise Solution 615104247321 SD 20 HS VOIP Telephone Headset, Black - Walmart.com
Sennheiser Headphone & Headset Accessories | B&H Photo Video