Grandstream GUV3005 HD Stereo Headset with USB-A connector with backg, 107,70 €
Snom Headset Compatibility Guide - Headsets Direct
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SNOM Mono headset HS-MM2 f 300, 320, 360, 370, 7xx, 820, 821, 870 in Dresden - Loschwitz | eBay Kleinanzeigen
Snom HS-MM2 Wired Headset - VoIP Supply
SNOM D712 IP Telephone | VoIP, PoE, HD Wideband Audio, 4 Lines, Speakerphone, 2-port Ethernet, and 3.2 inch Display | Up to 4 SIP Accounts | Business Office Desk Phone | Requires SIP/VoIP Service