diff --git a/src/dcall.c b/src/dcall.c
index 926bc22..8037596 100644
--- a/src/dcall.c
+++ b/src/dcall.c
@@ -34,7 +34,7 @@ int create_rx_chain(struct dcall_elements* de) {
 
   g_object_set(G_OBJECT (de->rx_jitterbuffer), "do-lost", TRUE, NULL);
   g_object_set(G_OBJECT (de->rx_jitterbuffer), "do-retransmission", FALSE, NULL);
-  g_object_set(G_OBJECT (de->rx_jitterbuffer), "latency", 180, NULL);
+  g_object_set(G_OBJECT (de->rx_jitterbuffer), "latency", 150, NULL);
   g_object_set(G_OBJECT (de->rx_jitterbuffer), "drop-on-latency", FALSE, NULL);
   //g_object_set(G_OBJECT (de->rx_jitterbuffer), "post-drop-messages", TRUE, NULL);
 
@@ -42,7 +42,7 @@ int create_rx_chain(struct dcall_elements* de) {
   g_object_set(G_OBJECT (de->rx_opusdec), "use-inband-fec", FALSE, NULL);
 
   GstStructure *props;
-  props = gst_structure_from_string ("props,want=echo-cancel", NULL);
+  props = gst_structure_from_string ("props,media.role=phone", NULL);
   g_object_set (de->rx_sink, "stream-properties", props, NULL);
   gst_structure_free (props);
 
@@ -76,7 +76,7 @@ int create_tx_chain(struct dcall_elements* de) {
   g_object_set(G_OBJECT(de->tx_sink), "port", 5000, NULL);
   g_object_set(G_OBJECT(de->tx_sink), "async", FALSE, NULL);
 
-  g_object_set(G_OBJECT(de->tx_echocancel), "echo-cancel", FALSE, NULL);
+  g_object_set(G_OBJECT(de->tx_echocancel), "echo-cancel", TRUE, NULL);
   g_object_set(G_OBJECT(de->tx_echocancel), "extended-filter", TRUE, NULL);
   g_object_set(G_OBJECT(de->tx_echocancel), "gain-control", TRUE, NULL);
   g_object_set(G_OBJECT(de->tx_echocancel), "high-pass-filter", TRUE, NULL);
@@ -86,7 +86,7 @@ int create_tx_chain(struct dcall_elements* de) {
   g_object_set(G_OBJECT(de->tx_echocancel), "voice-detection", FALSE, NULL);
 
   GstStructure *props;
-  props = gst_structure_from_string ("props,filter.want=echo-cancel", NULL);
+  props = gst_structure_from_string ("props,media.role=phone", NULL);
   g_object_set (de->tx_tap, "stream-properties", props, NULL);
   gst_structure_free (props);