diff --git a/scripts/synth-power.py b/scripts/synth-power.py
index 3e0142d..0cb0a6e 100644
--- a/scripts/synth-power.py
+++ b/scripts/synth-power.py
@@ -2,12 +2,14 @@
 #!/usr/bin/env python3
 
 # Program to control synth power state.
-
+import argparse
 import configparser
 from homeassistant import HomeAssistant
+import os, sys
 
 # Parse settings config
-configString = '[Settings]\n' + open('../settings.conf').read()
+SCRIPT_DIR = os.path.abspath(os.path.dirname(sys.argv[0]))
+configString = '[Settings]\n' + open(SCRIPT_DIR + '/../settings.conf').read()
 configParser = configparser.RawConfigParser()
 configParser.read_string(configString)
 
@@ -15,6 +17,29 @@ configParser.read_string(configString)
 HA_IP = configParser.get('Settings', 'HA_IP')
 HA_TOKEN = configParser.get('Settings', 'HA_TOKEN')
 
-ha = HomeAssistant(HA_IP, HA_TOKEN)
-ha.runScene('scene.synths_on')
+# Set power state of the Eurorack.
+def setEurorackPower(state):
+    ha.setOnOff('switch.eurorack_lower', state)
+    ha.setOnOff('switch.eurorack_top', state)
 
+# Set power state of the Behringer DeepMind 12.
+def setDeepMind12Power(state):
+    ha.setOnOff('switch.deepmind_12', state)
+
+# Set power state of the ASM Hydrasynth.
+def setHydrasynthPower(state):
+    ha.setOnOff('switch.hydrasynth', state)
+
+# Set power state of the Arturia MatrixBrute.
+def setMatrixBrutePower(state):
+    ha.setOnOff('switch.matrixbrute', state)
+
+# Set power state of all synthesizers.
+def setSynthsPower(state):
+    setEurorackPower(state)
+    setDeepMind12Power(state)
+    setHydrasynthPower(state)
+    setMatrixBrutePower(state)
+
+ha = HomeAssistant(HA_IP, HA_TOKEN)
+setSynthsPower(False)