| What's in the Box | Mono Headset, Telephone Connect Cable, Headset travel bag, Spare Foam Cushion | XS 820 Headset, USB Adapter, Headset travel bag, Spare Foam Cushion, User Manual | BUNDLE OF 4 ITEMS:q 2 units of XS 820 Mono Headsets, Y-Training Splitter Cord #27019-03, Telephone Interface Inteli Cord | BUNDLE OF 4 ITEMS: 2 units of XS 825 Stereo Headsets, Global Teck Y-Training Splitter Cord #27019-03, Telephone Interface Inteli Cord | BUNDLE OF 4 ITEMS: 2 units of XS 825 Stereo Headsets, Global Teck Y-Training Splitter Cord #27019-03, Telephone Interface Inteli Cord |
| Compatible Phones | This headset is designed to work across a variety of Analog, Digital, IP and VoIP phones. This includes Avaya Vantage J and K Series - K155 / K165, Yealink, Cisco, Mitel, Meridian, Norstar, Nortel, Allworx, Toshiba, Aastra, NEC | Polycom VVX, Poly VVX, SoundPoint, Yealink and More | Most major telephone brands that have a headset port (RJ-9/RJ22) - Avaya Vantage Series - K155 / K165, Allworx, Cisco, Digium, Mitel, Nortel, Norstar, Polycom, Toshiba, Yealink, Zultys. | Most major telephone brands that have a headset port (RJ-9/RJ22) - Avaya, Allworx, Cisco, Digium, Mitel, Nortel, Norstar, Polycom, Toshiba, Yealink, Zultys. | Most major telephone brands that have a headset port (RJ-9/RJ22) - Avaya, Allworx, Cisco, Digium, Mitel, Nortel, Norstar, Polycom, Toshiba, Yealink, Zultys. |
