diff --git a/utils/audioSession.ts b/utils/audioSession.ts
index 6da3ba0..48101f2 100644
--- a/utils/audioSession.ts
+++ b/utils/audioSession.ts
@@ -54,9 +54,11 @@ export async function configureAudioForVoiceCall(): Promise<void> {
       console.log('[AudioSession] Step 1: Setting Apple audio config...');
       await AudioSession.setAppleAudioConfiguration({
         audioCategory: 'playAndRecord',
+        // Note: removed 'allowBluetoothA2DP' - it's incompatible with playAndRecord
+        // on some iOS versions and causes "status -50" error.
+        // 'allowBluetooth' (HFP profile) is sufficient for voice calls.
         audioCategoryOptions: [
           'allowBluetooth',
-          'allowBluetoothA2DP',
           'defaultToSpeaker',
           'mixWithOthers',
         ],
@@ -155,9 +157,11 @@ export async function reconfigureAudioForPlayback(): Promise<void> {
       // Just reconfigure the same settings - this "refreshes" the audio routing
       await AudioSession.setAppleAudioConfiguration({
         audioCategory: 'playAndRecord',
+        // Note: removed 'allowBluetoothA2DP' - it's incompatible with playAndRecord
+        // on some iOS versions and causes "status -50" error.
+        // 'allowBluetooth' (HFP profile) is sufficient for voice calls.
         audioCategoryOptions: [
           'allowBluetooth',
-          'allowBluetoothA2DP',
           'defaultToSpeaker',
           'mixWithOthers',
         ],
@@ -213,11 +217,12 @@ export async function setAudioOutput(useSpeaker: boolean): Promise<void> {
       });
 
       // Also update the full configuration to ensure it takes effect
+      // Note: removed 'allowBluetoothA2DP' - causes "status -50" error
       await AudioSession.setAppleAudioConfiguration({
         audioCategory: 'playAndRecord',
         audioCategoryOptions: useSpeaker
-          ? ['allowBluetooth', 'allowBluetoothA2DP', 'defaultToSpeaker', 'mixWithOthers']
-          : ['allowBluetooth', 'allowBluetoothA2DP', 'mixWithOthers'],
+          ? ['allowBluetooth', 'defaultToSpeaker', 'mixWithOthers']
+          : ['allowBluetooth', 'mixWithOthers'],
         audioMode: 'voiceChat',
       });
     } else if (Platform.OS === 'android') {