diff --git a/audio/test/low_bandwidth_audio_test.py b/audio/test/low_bandwidth_audio_test.py
index 8ad820e932..cc6a70eeaf 100755
--- a/audio/test/low_bandwidth_audio_test.py
+++ b/audio/test/low_bandwidth_audio_test.py
@@ -61,6 +61,8 @@ def _ParseArgs():
       help='Path to store perf results in chartjson format.')
   parser.add_argument('--isolated-script-test-output', default=None,
       help='Path to output an empty JSON file which Chromium infra requires.')
+  parser.add_argument('--extra-test-args', default=[], action='append',
+      help='Extra args to path to the test binary.')
 
   # Ignore Chromium-specific flags
   parser.add_argument('--test-launcher-summary-output',
@@ -258,7 +260,7 @@ def main():
         _LogCommand(test_command + [
             '--sample_rate_hz=%d' % analyzer.sample_rate_hz,
             '--test_case_prefix=%s' % analyzer.name
-          ]),
+          ] + args.extra_test_args),
         stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
     perf_results_file = None
     try:
diff --git a/audio/test/pc_low_bandwidth_audio_test.cc b/audio/test/pc_low_bandwidth_audio_test.cc
index f2de6c92b2..60fada91ab 100644
--- a/audio/test/pc_low_bandwidth_audio_test.cc
+++ b/audio/test/pc_low_bandwidth_audio_test.cc
@@ -36,8 +36,8 @@ using AudioConfig =
 
 namespace {
 
-constexpr int kTestDurationSec = 6;
-constexpr int kQuickTestDurationSec = 1;
+constexpr int kTestDurationMs = 5400;
+constexpr int kQuickTestDurationMs = 100;
 
 std::string GetMetricTestCaseName() {
   const ::testing::TestInfo* const test_info =
@@ -139,8 +139,8 @@ TEST(PCLowBandwidthAudioTest, PCGoodNetworkHighBitrate) {
         alice->SetAudioConfig(std::move(audio));
       },
       [](PeerConfigurer* bob) {});
-  fixture->Run(RunParams(TimeDelta::seconds(
-      absl::GetFlag(FLAGS_quick) ? kQuickTestDurationSec : kTestDurationSec)));
+  fixture->Run(RunParams(TimeDelta::ms(
+      absl::GetFlag(FLAGS_quick) ? kQuickTestDurationMs : kTestDurationMs)));
   LogTestResults();
 }
 
@@ -164,8 +164,8 @@ TEST(PCLowBandwidthAudioTest, PCMobile2GNetwork) {
         alice->SetAudioConfig(std::move(audio));
       },
       [](PeerConfigurer* bob) {});
-  fixture->Run(RunParams(TimeDelta::seconds(
-      absl::GetFlag(FLAGS_quick) ? kQuickTestDurationSec : kTestDurationSec)));
+  fixture->Run(RunParams(TimeDelta::ms(
+      absl::GetFlag(FLAGS_quick) ? kQuickTestDurationMs : kTestDurationMs)));
   LogTestResults();
 }