Quintum Tenor VoIP MultiPath Switch DX2030 allows you to reap benefits from the technology of IP-telephony (VoIP). One Tenor DX2030 solution integrates a gateway, a gatekeeper, and intelligent call routing technology, and supports quality of service (QoS).
Lingo is one of the most affordable U.S. Internet phone services. Lingo offers unlimited local and long distance calls anywhere in the U.S., to Canada, and to Western Europe, plus over 25 calling features