diff --git a/src/blackcore/context_voice.cpp b/src/blackcore/context_voice.cpp
index 41e49b05c..df94685a9 100644
--- a/src/blackcore/context_voice.cpp
+++ b/src/blackcore/context_voice.cpp
@@ -30,7 +30,6 @@ namespace BlackCore
      */
     CContextVoice::~CContextVoice()
     {
-        Q_ASSERT(this->m_voice);
         this->leaveAllVoiceRooms();
     }
 
@@ -89,7 +88,6 @@ namespace BlackCore
     {
         Q_ASSERT(this->m_voice);
         Q_ASSERT(audioDevice.getType() != CAudioDevice::Unknown);
-        this->log(Q_FUNC_INFO, audioDevice.toQString());
         if (audioDevice.getType() == CAudioDevice::InputDevice)
         {
             this->m_voice->setInputDevice(audioDevice);
@@ -103,14 +101,24 @@ namespace BlackCore
     }
 
     /*
-     * Set volumnes
+     * Set volumes
      */
     void CContextVoice::setVolumes(const CComSystem &com1, const CComSystem &com2)
     {
         Q_ASSERT(this->m_voice);
-        this->log(Q_FUNC_INFO, com1.toQString(), com2.toQString());
-        this->m_voice->setRoomOutputVolume(IVoice::COM1, com1.getVolumeInput());
-        this->m_voice->setRoomOutputVolume(IVoice::COM2, com2.getVolumeInput());
+        this->m_voice->setRoomOutputVolume(IVoice::COM1, com1.getVolumeOutput());
+        this->m_voice->setRoomOutputVolume(IVoice::COM2, com2.getVolumeOutput());
+        this->m_voice->switchAudioOutput(IVoice::COM1, com1.isEnabled());
+        this->m_voice->switchAudioOutput(IVoice::COM2, com2.isEnabled());
+    }
+
+    /*
+     * Muted?
+     */
+    bool CContextVoice::isMuted() const
+    {
+        Q_ASSERT(this->m_voice);
+        return this->m_voice->isMuted();
     }
 
     /*
@@ -163,7 +171,4 @@ namespace BlackCore
         }
         return callsigns;
     }
-
-
-
 } // namespace
diff --git a/src/blackcore/context_voice.h b/src/blackcore/context_voice.h
index 0a9d5f5a3..44187b106 100644
--- a/src/blackcore/context_voice.h
+++ b/src/blackcore/context_voice.h
@@ -130,12 +130,18 @@ namespace BlackCore
         virtual void setCurrentAudioDevice(const BlackMisc::Voice::CAudioDevice &audioDevice);
 
         /*!
-         * \brief Set volumes
+         * \brief Set volumes, also allows to mute
          * \param com1
          * \param com2
          */
         virtual void setVolumes(const BlackMisc::Aviation::CComSystem &com1, const BlackMisc::Aviation::CComSystem &com2);
 
+        /*!
+         * \brief Is muted?
+         * \return
+         */
+        virtual bool isMuted() const;
+
     private:
         CVoiceVatlib *m_voice;
         BlackMisc::Voice::CAudioDevice m_currentInputDevice;