diff --git a/lib/logitech_receiver/hidpp20_constants.py b/lib/logitech_receiver/hidpp20_constants.py
index edd7567f..299d33b6 100644
--- a/lib/logitech_receiver/hidpp20_constants.py
+++ b/lib/logitech_receiver/hidpp20_constants.py
@@ -197,18 +197,33 @@ class SupportedFeature(IntEnum):
     HEADSET_HOST_SWITCH = 0x0607
     HEADSET_MIX = 0x0609
     HEADSET_TONES = 0x060B
+    HEADSET_NOISE_EXPOSURE = 0x060D
     HEADSET_AI_NOISE_REDUCTION = 0x060E
     HEADSET_MIC_GAIN = 0x0611
+    HEADSET_USAGE_TRACKING = 0x0617
     HEADSET_BATTERY_SAVER = 0x0618
     HEADSET_RGB_HOSTMODE = 0x0620
-    HEADSET_DO_NOT_DISTURB = 0x0631
-    CENTURION_ONBOARD_PROFILES = 0x0634
-    HEADSET_ONBOARD_EQ = 0x0636
-    HEADSET_NOISE_EXPOSURE = 0x060D
-    HEADSET_USAGE_TRACKING = 0x0617
     HEADSET_RGB_ONBOARD_EFFECTS = 0x0621
     HEADSET_RGB_SIGNATURE_EFFECTS = 0x0622
+    HEADSET_DO_NOT_DISTURB = 0x0631
+    CENTURION_ONBOARD_PROFILES = 0x0634
     HEADSET_RGB_STREAMING = 0x0635
+    HEADSET_ONBOARD_EQ = 0x0636
+    # Audio mixing / LogiVoice
+    MIXER_AUDIO = 0x0800
+    MIXER_MIC = 0x0801
+    LOGIVOICE = 0x0900
+    LOGIVOICE_NOISE_REDUCTION = 0x0901
+    LOGIVOICE_NOISE_GATE = 0x0902
+    LOGIVOICE_COMPRESSOR = 0x0903
+    LOGIVOICE_DE_ESSER = 0x0904
+    LOGIVOICE_DE_POPPER = 0x0905
+    LOGIVOICE_LIMITER = 0x0906
+    LOGIVOICE_HIGH_PASS_FILTER = 0x0907
+    LOGIVOICE_EQUALIZER = 0x0908
+    LOGIVOICE_AINR = 0x0909
+    METERING = 0x0B01
+    MIC_GAIN_AUTO_MODE = 0x0B02
     # Fake features for Solaar internal use
     MOUSE_GESTURE = 0xFE00