<?php require_once "./plivo.php"; $r = new Response(); // Add Speak tag $body = "Sending Digits"; $r->addSpeak($body); // Add DTMF tag $dtmf = "12345"; $r->addDTMF($dtmf); Header('Content-type: text/xml'); echo $r->toXML(); /* Sample Output <Response> <Speak>Sending Digits</Speak> <DTMF>12345</DTMF> </Response> */