diff --git a/linphone/coreapi/linphonecore.c b/linphone/coreapi/linphonecore.c
index d183b956a..a17ab2c11 100644
--- a/linphone/coreapi/linphonecore.c
+++ b/linphone/coreapi/linphonecore.c
@@ -1441,9 +1441,16 @@ static void post_configure_audio_streams(LinphoneCore *lc){
 		float thres=lp_config_get_float(lc->config,"sound","el_thres",-1);
 		float force=lp_config_get_float(lc->config,"sound","el_force",-1);
 		MSFilter *f;
-		if (st->el_type==ELControlMic)
+		if (st->el_type==ELControlMic){
 			f=st->volrecv;
-		else f=st->volsend;
+			if (speed==-1) speed=0.15;
+			if (force==-1) force=10;
+		}
+		else{
+			f=st->volsend;
+			if (speed==-1) speed=0.02;
+			if (force==-1) force=5;
+		}
 		if (speed!=-1)
 			ms_filter_call_method(f,MS_VOLUME_SET_EA_SPEED,&speed);
 		if (thres!=-1)