diff --git a/overlay/opt/emcomm-tools/conf/radios.d/audio/yaesu-ft857d.sh b/overlay/opt/emcomm-tools/conf/radios.d/audio/yaesu-ft857d.sh
new file mode 100755
index 0000000..847b2bf
--- /dev/null
+++ b/overlay/opt/emcomm-tools/conf/radios.d/audio/yaesu-ft857d.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+#
+# Author  : Gaston Gonzalez
+# Date    : 14 October 2025
+# Purpose : Audio settings specific to the Yaesu FT-857D via DigiRig Mobile
+#
+# Preconditions
+# 1. Supported audio interface is connected and properly detected
+#
+# Postconditions
+# 1. ALSA settings set on ET audio device
+
+usage() {
+  echo "usage: $(basename $0) <ET audio card> <ET device name>"
+}
+
+if [[ $# -ne 2 ]]; then
+  usage
+  exit 1
+fi
+
+AUDIO_CARD=$1
+ET_DEVICE_NAME=$2
+
+# Unmute Speaker a set volume. Adjust if remote station can't decode you. Your TX controls.
+amixer -q -c ${AUDIO_CARD} sset Speaker Playback Switch 42% unmute
+
+# Unmute Mic
+amixer -q -c ${AUDIO_CARD} sset Mic Playback Switch 52% unmute
+
+# Set "L/R Capture" to 19. Adjust if you can't decode received audio. Your RX controls.
+amixer -q -c ${AUDIO_CARD} sset Mic Capture Switch 25% unmute
+
+# Disable Auto Gain Control
+amixer -q -c ${AUDIO_CARD} sset 'Auto Gain Control' mute
+
+et-log "Applied amixer settings for audio card ${AUDIO_CARD} on device ${ET_DEVICE_NAME}"
diff --git a/overlay/opt/emcomm-tools/conf/radios.d/yaesu-ft857d.json b/overlay/opt/emcomm-tools/conf/radios.d/yaesu-ft857d.json
index f52d8fc..e0036db 100644
--- a/overlay/opt/emcomm-tools/conf/radios.d/yaesu-ft857d.json
+++ b/overlay/opt/emcomm-tools/conf/radios.d/yaesu-ft857d.json
@@ -7,6 +7,9 @@
     "baud": "38400",
     "ptt": "RTS"
   },
+  "audio": {
+    "script": "/opt/emcomm-tools/conf/radios.d/audio/yaesu-ft857d.sh"
+  },
   "notes": [
     "Menu 019 CAT RATE = 38400",
     "Menu 020 CAT = CAT",