Poly Trio C60 IP PhonePoly Trio C60 IP Phone Corded Corded Cordless Wi Fi, Bluetooth Black VoIP IEEE 802. 11a b g n 2 x Network (RJ 45) PoE Ports VPN: 849B6AA#ABA SKU: 698C3MUPC UPC: 197497506525 Enjoy superior voice communications while retaining the convenience and user friendliness over Internet Uses VoIP technology to transfer audio signals over the Internet while circumventing high toll charges by telephone companies With PoE port, transfer data and power on a single