diff --git a/DarellsAnnex/app.mlapp b/DarellsAnnex/app.mlapp
index bd7b703..3fb8dca 100644
Binary files a/DarellsAnnex/app.mlapp and b/DarellsAnnex/app.mlapp differ
diff --git a/src/SoundGeneratorSelect.m b/src/SoundGeneratorSelect.m
new file mode 100644
index 0000000..9c5c985
--- /dev/null
+++ b/src/SoundGeneratorSelect.m
@@ -0,0 +1,13 @@
+function output = SoundGeneratorSelect(amplitude, frequency, phase, fs, duration, duty,number)
+    if(number == "Option 1")
+        output = generate_sine(amplitude, frequency, phase, fs, duration, duty);
+    elseif(number == "Option 2")
+        output = generate_square(amplitude, frequency, phase, fs, duration, duty);
+    elseif(number == "Option 3")
+        output = generate_triangle(amplitude, frequency, phase, fs, duration, duty);
+    
+    else
+        output = 0;
+    end
+end 
+