The Quintum range of Voice over IP gateways are some of the best in the business. The Quintum® AF Series gives small businesses, SOHOs and branch offices with analog voice infrastructures an easy, cost-effective way to capitalize on the power of Voice over IP (VoIP).This particular unit makes use of 2x FXO ports, for use with standard analogue lines. Used in conjunction with a Quintum FXS gateway, you can now remotely transfer your lines from one location to another, without the need for a SIP server!