attempt (request) better audio. not sure it makes much of a difference

d_app.py

@@ -67,6 +67,15 @@ async def main():
         queued_audio_frames_callback=st.session_state.streamlit_av_queue.queued_audio_frames_callback,
         queued_video_frames_callback=st.session_state.streamlit_av_queue.queued_video_frames_callback,
         mode=WebRtcMode.SENDRECV,
+        media_stream_constraints={
+            "video": True, 
+            "audio": {
+                "sampleRate": 48000,
+                "sampleSize": 16,
+                "noiseSuppression": True,
+                "channelCount": 1,
+                }
+            },
         rtc_configuration={"iceServers": get_ice_servers()},
         async_processing=True,
     )