diff --git a/Source/Core/Core/IOS/USB/Emulated/Microphone.cpp b/Source/Core/Core/IOS/USB/Emulated/Microphone.cpp
index dc128d60db..400029f695 100644
--- a/Source/Core/Core/IOS/USB/Emulated/Microphone.cpp
+++ b/Source/Core/Core/IOS/USB/Emulated/Microphone.cpp
@@ -188,9 +188,9 @@ u16 Microphone::ReadIntoBuffer(u8* ptr, u32 size)
   return static_cast<u16>(ptr - begin);
 }
 
-bool Microphone::HasData() const
+bool Microphone::HasData(u32 sample_count = BUFF_SIZE_SAMPLES) const
 {
-  return m_samples_avail > 0;
+  return m_samples_avail >= sample_count;
 }
 
 const WiiSpeakState& Microphone::GetSampler() const
diff --git a/Source/Core/Core/IOS/USB/Emulated/Microphone.h b/Source/Core/Core/IOS/USB/Emulated/Microphone.h
index f3b476bc1f..30af6b09c5 100644
--- a/Source/Core/Core/IOS/USB/Emulated/Microphone.h
+++ b/Source/Core/Core/IOS/USB/Emulated/Microphone.h
@@ -23,7 +23,7 @@ public:
   Microphone(const WiiSpeakState& sampler);
   ~Microphone();
 
-  bool HasData() const;
+  bool HasData(u32 sample_count) const;
   u16 ReadIntoBuffer(u8* ptr, u32 size);
   const WiiSpeakState& GetSampler() const;
 
diff --git a/Source/Core/Core/IOS/USB/Emulated/WiiSpeak.cpp b/Source/Core/Core/IOS/USB/Emulated/WiiSpeak.cpp
index 58eb297f3e..0456a328eb 100644
--- a/Source/Core/Core/IOS/USB/Emulated/WiiSpeak.cpp
+++ b/Source/Core/Core/IOS/USB/Emulated/WiiSpeak.cpp
@@ -191,7 +191,7 @@ int WiiSpeak::SubmitTransfer(std::unique_ptr<IsoMessage> cmd)
   {
     // Transfer: Wii Speak -> Wii
     u16 size = 0;
-    if (m_microphone && m_microphone->HasData())
+    if (m_microphone && m_microphone->HasData(cmd->length / sizeof(s16)))
       size = m_microphone->ReadIntoBuffer(packets, cmd->length);
     for (std::size_t i = 0; i < cmd->num_packets; i++)
     {