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Sennheiser CEHS-AV 03 Avaya Adapter Kabel für elektronische Rufannahme an Avaya 1400/9400/9500 Serie
Amazon.com: Headset Combo Y-Adapter for Sennheiser PC 360 SE, PC 350, GSP 300, Game Zero and Game ONE Gaming Headsets Compatible with Xbox One, PS4 and Smartphone Adapter : Video Games
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Sennheiser QD to 2.5mm TRS Plug Headset Adapter - Long - 100 cm - 39.4 inches
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Mitel Compatible Cordless SDW 5016 Headset Bundle with Mitel EHS Adapter - Global Teck
Amazon.com: Sennheiser Consumer Audio Sennheiser PC 8 USB, Black, Small & USB C to USB Adapter,USB-C to USB 3.0 Adapter,USB Type-C to USB,Thunderbolt 3 to USB Female Adapter OTG (Space Gray) :
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EPOS Headsets | Wireless Bluetooth Headsets | EPOS Sennheiser | EPOS Sennheiser Adapt 660 Wireless ANC Headset, With BTD 800 USB Adapter, USB-A (Black) (1000200)