diff --git a/Cargo.toml b/Cargo.toml
index 7279077..e85a801 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2024"
 console_error_panic_hook = "0.1.7"
 leptos = { version = "0.7.8", features = ["csr"] }
 wasm-bindgen-futures = "0.4.50"
-web-sys = { version = "0.3.77", features = ["AudioBuffer", "AudioBufferSourceNode", "AudioContext", "HtmlAudioElement","MediaDevices", "MediaStream", "MediaStreamConstraints", "MediaStreamTrack", "Navigator", "Window"] }
+web-sys = { version = "0.3.77", features = ["AudioBuffer", "AudioBufferSourceNode", "AudioContext", "HtmlAudioElement","MediaDevices", "MediaStream", "MediaStreamConstraints", "MediaStreamTrack", "MediaTrackConstraints", "MediaTrackConstraintSet", "Navigator", "Window"] }
 
 [profile]
 
diff --git a/src/gui.rs b/src/gui.rs
index a75c8a8..e2da4f6 100644
--- a/src/gui.rs
+++ b/src/gui.rs
@@ -8,7 +8,7 @@ use leptos::{
 };
 use wasm_bindgen_futures::JsFuture;
 use web_sys::{
-    HtmlAudioElement, MediaStream, MediaStreamConstraints,
+    HtmlAudioElement, MediaStream, MediaStreamConstraints, MediaStreamTrack, MediaTrackConstraints,
     wasm_bindgen::{JsCast, JsValue},
     window,
 };
@@ -43,10 +43,17 @@ pub fn app() -> impl IntoView {
 
 async fn media() -> MediaStream {
     let media_devices = window().unwrap().navigator().media_devices().unwrap();
-    let constraints = MediaStreamConstraints::new();
-    constraints.set_audio(&JsValue::TRUE);
+    let media_stream_constraints = MediaStreamConstraints::new();
+    let media_track_constraints = MediaTrackConstraints::new();
+
+    media_stream_constraints.set_audio(&JsValue::TRUE);
+
+    media_track_constraints.set_echo_cancellation(&JsValue::FALSE);
+    media_track_constraints.set_noise_suppression(&JsValue::FALSE);
+    media_track_constraints.set_auto_gain_control(&JsValue::FALSE);
+
     let media_stream_promise = media_devices
-        .get_user_media_with_constraints(&constraints)
+        .get_user_media_with_constraints(&media_stream_constraints)
         .unwrap();
     let media_stream = JsFuture::from(media_stream_promise)
         .await
@@ -54,5 +61,20 @@ async fn media() -> MediaStream {
         .dyn_into::<MediaStream>()
         .unwrap();
     let audio_tracks = media_stream.get_audio_tracks();
-    MediaStream::new_with_tracks(&audio_tracks).unwrap()
+    let audio_tracks = audio_tracks
+        .iter()
+        .map(|audio_track| audio_track.dyn_into::<MediaStreamTrack>().unwrap())
+        .collect::<Vec<_>>();
+    log!("{:#?}, len = {}", audio_tracks, audio_tracks.len());
+    let audio_track = audio_tracks.first().unwrap();
+    let media_track_apply_constraints_promise = audio_track
+        .apply_constraints_with_constraints(&media_track_constraints)
+        .unwrap();
+    JsFuture::from(media_track_apply_constraints_promise)
+        .await
+        .unwrap();
+    let media_stream = MediaStream::new().unwrap();
+    log!("{:#?}", audio_track.get_constraints());
+    media_stream.add_track(audio_track);
+    media_stream
 }