diff --git a/audio/felix/config/audio_platform_configuration.xml b/audio/felix/config/audio_platform_configuration.xml
index bd23a6b..b5f1d9a 100644
--- a/audio/felix/config/audio_platform_configuration.xml
+++ b/audio/felix/config/audio_platform_configuration.xml
@@ -35,6 +35,7 @@
         <intf id="BE_VIRTUAL_VOICE_RX_TUNING" block_id="19"/>
         <intf id="BE_VIRTUAL_VOICE_TX_TUNING" block_id="19"/>
         <intf id="BE_HW_TX_INTF_0" block_id="134,128,137"/>
+        <intf id="BE_VIRTUAL_CRYSTAL_CLEAR_AUDIO_TUNING" block_id="138"/>
     </hw_intf>
 
     <product_lists>
diff --git a/audio/felix/config/audio_policy_configuration.xml b/audio/felix/config/audio_policy_configuration.xml
index b07c021..e2c6ec9 100644
--- a/audio/felix/config/audio_policy_configuration.xml
+++ b/audio/felix/config/audio_policy_configuration.xml
@@ -27,12 +27,13 @@
             </attachedDevices>
             <defaultOutputDevice>Speaker</defaultOutputDevice>
             <mixPorts>
-                <mixPort name="primary output" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY AUDIO_OUTPUT_FLAG_FAST">
+                <mixPort name="primary output" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY AUDIO_OUTPUT_FLAG_FAST"
+                         recommendedMuteDurationMs="40">
                     <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="deep buffer" role="source" flags="AUDIO_OUTPUT_FLAG_DEEP_BUFFER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="compressed_offload" role="source"
@@ -60,7 +61,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="mmap_no_irq_out" role="source" flags="AUDIO_OUTPUT_FLAG_DIRECT AUDIO_OUTPUT_FLAG_MMAP_NOIRQ">
-                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">