diff --git a/rk3308/aispeech-2mic-32bit/RkLunch.sh b/rk3308/aispeech-2mic-32bit/RkLunch.sh
index 5e16855..1a3a3bb 100755
--- a/rk3308/aispeech-2mic-32bit/RkLunch.sh
+++ b/rk3308/aispeech-2mic-32bit/RkLunch.sh
@@ -1,7 +1,9 @@
+amixer cset name='vad switch' 1
+
 echo 0x60 0x40ff0050 > /sys/kernel/debug/vad/reg
 echo 0x5c 0x000e2080 > /sys/kernel/debug/vad/reg
 
-arecord -D 2mic_loopback -c 8 -r 16000 -f S16_LE -d 1 -t raw /tmp/test.pcm
+arecord -D 2mic_loopback -c 3 -r 16000 -f S16_LE -d 1 -t raw /tmp/test.pcm
 rm /tmp/test.pcm                             
 
 ln -s /oem/aispeech_softap_lite /data/aispeech_softap_lite
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/aimakefile b/rk3308/aispeech-2mic-32bit/dds_client/aimakefile
index 82d10ef..f6aeeff 100755
--- a/rk3308/aispeech-2mic-32bit/dds_client/aimakefile
+++ b/rk3308/aispeech-2mic-32bit/dds_client/aimakefile
@@ -9,7 +9,7 @@ LOCAL_SRC_FILES 		 += ./example/main.c
 LOCAL_MODULE := dui_$(MIC_TYPE)
 
 LOCAL_CFLAGS := -Wall -O2
-LOCAL_CFLAGS += -DSAVE_AUDIO
+#LOCAL_CFLAGS += -DSAVE_AUDIO
 ifeq ($(MIC_TYPE), fespa)
 LOCAL_CFLAGS += -DWAKEUP_FESPA
 else ifeq ($(MIC_TYPE), fespl)
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/components/dui/dui_major_minor_multiple.o b/rk3308/aispeech-2mic-32bit/dds_client/components/dui/dui_major_minor_multiple.o
index 067692e..b2f1230 100644
Binary files a/rk3308/aispeech-2mic-32bit/dds_client/components/dui/dui_major_minor_multiple.o and b/rk3308/aispeech-2mic-32bit/dds_client/components/dui/dui_major_minor_multiple.o differ
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/components/fsm/dui_fsm.o b/rk3308/aispeech-2mic-32bit/dds_client/components/fsm/dui_fsm.o
index 7873f77..29bb31a 100644
Binary files a/rk3308/aispeech-2mic-32bit/dds_client/components/fsm/dui_fsm.o and b/rk3308/aispeech-2mic-32bit/dds_client/components/fsm/dui_fsm.o differ
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/components/json/cJSON.o b/rk3308/aispeech-2mic-32bit/dds_client/components/json/cJSON.o
index 6e1658a..5d53080 100644
Binary files a/rk3308/aispeech-2mic-32bit/dds_client/components/json/cJSON.o and b/rk3308/aispeech-2mic-32bit/dds_client/components/json/cJSON.o differ
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl b/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl
index f60bf76..c4cd7a8 100755
Binary files a/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl and b/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl differ
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl_record b/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl_record
index c6f27d5..3a73cc4 100755
Binary files a/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl_record and b/rk3308/aispeech-2mic-32bit/dds_client/dui_fespl_record differ
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/example/main.c b/rk3308/aispeech-2mic-32bit/dds_client/example/main.c
index 320f376..de41bc0 100755
--- a/rk3308/aispeech-2mic-32bit/dds_client/example/main.c
+++ b/rk3308/aispeech-2mic-32bit/dds_client/example/main.c
@@ -1,7 +1,31 @@
 #include "dui.h"
+#include "dui_msg.h"
+#include "os_thread.h"
+#include "os_queue.h"
+#include "os_event_group.h"
 #include <stdio.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <stdlib.h>
+
+#define EV_RECODER_CLOSE (1 << 0)
+
+static os_event_group_handle_t event;
+
+extern os_queue_handle_t user_listen_queue;
+
+static void listen_cb(dui_msg_t *msg) {
+    dui_msg_t m;
+    int ret;
+    while (1) {
+        ret = os_queue_receive(user_listen_queue, &m); 
+        if (ret == -1) break;
+        if (m.type == RECORDER_CMD_STOP) {
+            os_event_group_set_bits(event, EV_RECODER_CLOSE);
+        }
+    }
+}
+
 
 int main(int argc, char **argv) {
     FILE *fd = fopen(argv[1], "rb");
@@ -11,13 +35,40 @@ int main(int argc, char **argv) {
     fseek(fd, 0L, SEEK_SET);
     fread(buf, 1, len, fd);
 
+    event = os_event_group_create();
 
-    dui_library_init(buf, NULL);
+    dui_library_init(buf, listen_cb);
+    fclose(fd);
     dui_start_recorder();
     while (1) {
-        sleep(20);
+        int buf[64];
+        long frames;
+        while (1) {
+            struct timeval tv = { 
+                .tv_usec = 50000
+            };  
+            frames = -1; 
+            fd = fopen("/sys/module/snd_soc_rockchip_vad/parameters/voice_inactive_frames", "r");
+            if (fd) {
+                if (fgets(buf, sizeof(buf), fd)) {
+                    frames = atol(buf);
+                }   
+                fclose(fd);
+            }   
+            sleep(1);
+            printf("\n frames = %d", frames);
+
+            if (frames > 80000) {
+                dui_stop_recorder();
+                os_event_group_wait_bits(event, EV_RECODER_CLOSE, true, true);
+                system("echo 0 > /sys/module/snd_soc_rockchip_vad/parameters/voice_inactive_frames");
+                system("echo mem > /sys/power/state");
+               // usleep(30 * 1000);
+                dui_start_recorder();
+            }   
+            select(0, NULL, NULL, NULL, &tv);
+        }   
     }
-    dui_stop_recorder();
     dui_library_cleanup();
     return 0;
 }
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/example/main.o b/rk3308/aispeech-2mic-32bit/dds_client/example/main.o
index 67d1c3b..3490889 100644
Binary files a/rk3308/aispeech-2mic-32bit/dds_client/example/main.o and b/rk3308/aispeech-2mic-32bit/dds_client/example/main.o differ
diff --git a/rk3308/aispeech-2mic-32bit/dds_client/example/main_vad.c b/rk3308/aispeech-2mic-32bit/dds_client/example/main_vad.c
deleted file mode 100755
index 229aa16..0000000
--- a/rk3308/aispeech-2mic-32bit/dds_client/example/main_vad.c
+++ /dev/null
@@ -1,69 +0,0 @@
-#include "dui.h"
-#include "dui_msg.h"
-#include "dui_thread.h"
-#include "dui_queue.h"
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <stdlib.h>
-
-#define EV_RECODER_CLOSE (1 << 0)
-
-static dui_event_group_handle_t event;
-
-extern dui_queue_handle_t user_listen_queue;
-
-static void listen_cb(dui_msg_t *msg) {
-    dui_msg_t m;
-    int ret;
-    while (1) {
-        ret = dui_queue_receive(user_listen_queue, &m); 
-        if (ret == -1) break;
-        if (m.type == RECORDER_CMD_STOP) {
-            dui_event_group_set_bits(event, EV_RECODER_CLOSE);
-        }
-    }
-}
-
-
-int main(int argc, char **argv) {
-    FILE *fd = fopen(argv[1], "rb");
-    fseek(fd, 0L, SEEK_END);
-    int len = ftell(fd);
-    char *buf = (char *)malloc(len + 1);
-    fseek(fd, 0L, SEEK_SET);
-    fread(buf, 1, len, fd);
-
-    event = dui_event_group_create();
-
-    dui_library_init(buf, listen_cb);
-    fclose(fd);
-    dui_start_recorder();
-    while (1) {
-        int buf[64];
-        long frames;
-        while (1) {
-            struct timeval tv = { 
-                .tv_usec = 50000
-            };  
-            frames = -1; 
-            fd = fopen("/sys/module/snd_soc_rockchip_vad/parameters/voice_inactive_frames", "r");
-            if (fd) {
-                if (fgets(buf, sizeof(buf), fd)) {
-                    frames = atol(buf);
-                }   
-                fclose(fd);
-            }   
-            if (frames > 80000) {
-                dui_stop_recorder();
-                dui_event_group_wait_bits(event, EV_RECODER_CLOSE, true, true);
-                system("echo 0 > /sys/module/snd_soc_rockchip_vad/parameters/voice_inactive_frames");
-                system("echo mem > /sys/power/state");
-                dui_start_recorder();
-            }   
-            select(0, NULL, NULL, NULL, &tv);
-        }   
-    }
-    dui_library_cleanup();
-    return 0;
-}