diff --git a/packages/mobile-client/src/constraints.ts b/packages/mobile-client/src/constraints.ts
new file mode 100644
index 00000000..9e9826e5
--- /dev/null
+++ b/packages/mobile-client/src/constraints.ts
@@ -0,0 +1,52 @@
+/**
+ * Google-specific audio processing constraints (legacy Chrome constraints).
+ * These are not part of the standard MediaTrackConstraints type but are supported by WebRTC implementations.
+ */
+interface GoogleAudioConstraints {
+  googEchoCancellation?: string | boolean;
+  googAutoGainControl?: string | boolean;
+  googNoiseSuppression?: string | boolean;
+  googTypingNoiseDetection?: string | boolean;
+  googHighpassFilter?: string | boolean;
+}
+
+/**
+ * Extended MediaTrackConstraints that includes Google-specific audio processing properties.
+ */
+export type ExtendedMediaTrackConstraints = MediaTrackConstraints & GoogleAudioConstraints;
+
+/**
+ * Default audio constraints for mobile-client with Google audio processing features enabled.
+ * These constraints can be overridden by passing custom audio constraints to FishjamProvider.
+ */
+export const DEFAULT_MOBILE_AUDIO_CONSTRAINTS: ExtendedMediaTrackConstraints = {
+  googEchoCancellation: true,
+  googAutoGainControl: true,
+  googNoiseSuppression: true,
+  googTypingNoiseDetection: true,
+  googHighpassFilter: true,
+};
+
+/**
+ * Merges default mobile audio constraints with user-provided constraints.
+ * User-provided constraints take precedence over defaults.
+ *
+ * @param userConstraints - User-provided audio constraints (can be boolean or MediaTrackConstraints)
+ * @returns Merged audio constraints
+ */
+export function mergeMobileAudioConstraints(
+  userConstraints?: ExtendedMediaTrackConstraints | boolean,
+): ExtendedMediaTrackConstraints | boolean {
+  if (userConstraints === false) {
+    return false;
+  }
+
+  if (userConstraints === true || userConstraints === undefined) {
+    return DEFAULT_MOBILE_AUDIO_CONSTRAINTS;
+  }
+
+  return {
+    ...DEFAULT_MOBILE_AUDIO_CONSTRAINTS,
+    ...userConstraints,
+  };
+}
diff --git a/packages/mobile-client/src/index.ts b/packages/mobile-client/src/index.ts
index 2a801ddc..c527469b 100644
--- a/packages/mobile-client/src/index.ts
+++ b/packages/mobile-client/src/index.ts
@@ -12,7 +12,10 @@ import {
 } from '@fishjam-cloud/react-client';
 import { FishjamClient } from '@fishjam-cloud/ts-client';
 
+import { mergeMobileAudioConstraints } from './constraints';
+
 export { RTCView, RTCPIPView, type RTCVideoViewProps, type RTCPIPViewProps } from './overrides/RTCView';
+
 export {
   ScreenCapturePickerView,
   startPIP,
@@ -90,8 +93,17 @@ export type {
 export type FishjamProviderProps = Omit<ReactClientFishjamProviderProps, 'persistLastDevice' | 'fishjamClient'>;
 export function FishjamProvider(props: FishjamProviderProps) {
   const fishjamClient = new FishjamClient({ reconnect: props.reconnect, debug: props.debug, clientType: 'mobile' });
+
+  const mergedConstraints = React.useMemo(() => {
+    return {
+      ...props.constraints,
+      audio: mergeMobileAudioConstraints(props.constraints?.audio),
+    };
+  }, [props.constraints]);
+
   return React.createElement(ReactClientFishjamProvider, {
     ...props,
+    constraints: mergedConstraints,
     persistLastDevice: false,
     fishjamClient,
   });