Multiple Device links: plug-and-play wireless headsets can be directly connected to computers and phones. Desk phone compatible list: USB Phone: T4XS/T4XU/T53/T5XW/T58A/VP59; SBF Phone: T48S/T56A/T55A/T58A; Teams Phone: MP54/MP56/MP58; Connect Via EHS35: T30P, T31P/G, T33P/G; POLY IP Phone: VVX411/401/501/250/350/450; SNOM IP Phone: D765/385/735/785;.
eBay