Obihai Technology, Inc. via Amazon also offers the OBi110 Voice Service Bridge and VoIP Telephone Adapter for $49.99 with free shipping. That's $35 off and the lowest total price we could find. It supports SIP for services like Callcentric, Sipgate, Vitelity, Voip.ms, and more.
$40 + free shippingSHOP NOW
Posted September 1, 2011