Callez Phone Headset for Polycom Office Phone with Noise Cancelling Mic, RJ9 Mono Telephone Headset for Plantronics Polycom VVX Shoretel Avaya Mitel Zultys Toshiba NEC Allworx Landline Deskphones

Callez Phone Headset for Polycom Office Phone with Noise Cancelling Mic, RJ9 Mono Telephone Headset for Plantronics Polycom VVX Shoretel Avaya Mitel Zultys Toshiba NEC Allworx Landline Deskphones

Telephone Training Adapter Y Splitter+Mute Button for Headset for Nortel Meridican, Norstar, Avaya, Ashtra, Mitel, Polycom, Ge and Other IP Phone

Wantek Corded Telephone Headset Mono w/Noise Canceling Mic Compatible with ShoreTel Plantronics Polycom Zultys Toshiba NEC Aspire Dterm Nortel Norstar Meridian Packet8 Landline Deskphones(F600S2)