diff --git a/apps/bench.py b/apps/bench.py
index 860f58c..c306f19 100644
--- a/apps/bench.py
+++ b/apps/bench.py
@@ -1291,8 +1291,10 @@ class Central(Connection.Listener):
             logging.info(color('### Connected', 'cyan'))
             self.connection.listener = self
             print_connection(self.connection)
-            phy = await self.connection.get_phy()
-            print_connection_phy(phy)
+
+            if not self.classic:
+                phy = await self.connection.get_phy()
+                print_connection_phy(phy)
 
             # Switch roles if needed.
             if self.role_switch:
diff --git a/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/MainActivity.kt b/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/MainActivity.kt
index bb3e558..7b1fb4d 100644
--- a/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/MainActivity.kt
+++ b/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/MainActivity.kt
@@ -381,7 +381,7 @@ fun MainView(
                     label = {
                         Text(text = "Packet Interval (ms)")
                     },
-                    value = appViewModel.senderPacketInterval.toString(),
+                    value = (if (appViewModel.senderPacketInterval != 0) appViewModel.senderPacketInterval else "").toString(),
                     modifier = Modifier
                         .fillMaxWidth()
                         .focusRequester(focusRequester),
@@ -389,7 +389,9 @@ fun MainView(
                         keyboardType = KeyboardType.Number, imeAction = ImeAction.Done
                     ),
                     onValueChange = {
-                        if (it.isNotEmpty()) {
+                        if (it.isEmpty()) {
+                            appViewModel.updateSenderPacketInterval(0)
+                        } else {
                             val interval = it.toIntOrNull()
                             if (interval != null) {
                                 appViewModel.updateSenderPacketInterval(interval)
diff --git a/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/Model.kt b/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/Model.kt
index 5b69949..74c81fa 100644
--- a/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/Model.kt
+++ b/extras/android/BtBench/app/src/main/java/com/github/google/bumble/btbench/Model.kt
@@ -27,8 +27,8 @@ val DEFAULT_RFCOMM_UUID: UUID = UUID.fromString("E6D55659-C8B4-4B85-96BB-B1143AF
 const val DEFAULT_PEER_BLUETOOTH_ADDRESS = "AA:BB:CC:DD:EE:FF"
 const val DEFAULT_STARTUP_DELAY = 3000
 const val DEFAULT_SENDER_PACKET_COUNT = 100
-const val DEFAULT_SENDER_PACKET_SIZE = 1024
-const val DEFAULT_SENDER_PACKET_INTERVAL = 100
+const val DEFAULT_SENDER_PACKET_SIZE = 970 // 970 is a value that works well on Android.
+const val DEFAULT_SENDER_PACKET_INTERVAL = 0
 const val DEFAULT_PSM = 128
 
 const val L2CAP_CLIENT_MODE = "L2CAP Client"
@@ -192,7 +192,6 @@ class AppViewModel : ViewModel() {
         } else if (senderPacketSizeSlider < 0.5F) {
             512
         } else if (senderPacketSizeSlider < 0.7F) {
-            // 970 is a value that works well on Android.
             970
         } else if (senderPacketSizeSlider < 0.9F) {
             2048