diff --git a/tools/android/exercise-content.ps1 b/tools/android/exercise-content.ps1
index ff04fa0..72fdacb 100644
--- a/tools/android/exercise-content.ps1
+++ b/tools/android/exercise-content.ps1
@@ -119,10 +119,15 @@ function StartAudio([string]$Name,[int]$Seconds) {
         Start-Sleep -Milliseconds 100
     }
     Check "audio-ready-$Name" $ready 'Recorder reported actual Recording started before interaction'
-    Adb @('shell','cmd','audio','set-volume','3','15') | Out-Null
-    $route=Adb @('shell','dumpsys','audio')
+    for ($attempt=0; $attempt -lt 20; $attempt++) {
+        Adb @('shell','cmd','audio','set-volume','3','15') | Out-Null
+        $route=Adb @('shell','dumpsys','audio')
+        $route | Set-Content -LiteralPath (Join-Path $EvidenceDir "$Name-active-route-$attempt.txt") -Encoding utf8
+        $current=[regex]::Match($route,'(?s)- STREAM_MUSIC:.*?Current: ([^\r\n]+)').Groups[1].Value
+        if ($current -match '8000 \(remote_submix\): 15') { break }
+        Start-Sleep -Milliseconds 250
+    }
     $route | Set-Content -LiteralPath (Join-Path $EvidenceDir "$Name-active-route.txt") -Encoding utf8
-    $current=[regex]::Match($route,'(?s)- STREAM_MUSIC:.*?Current: ([^\r\n]+)').Groups[1].Value
     Check "audio-active-route-$Name" ($current -match '8000 \(remote_submix\): 15') $current
 }
 function CompareAudio([string]$Name,[string[]]$Ids) {