Update. /JL

microbit/speaker.py

@@ -0,0 +1,19 @@
+#Speaker V2
+
+""" The micro:bit V2 has a built-in speaker located on the rear of the board.
+By default sound output will be via the edge connector on pin 0 and the built-in speaker V2. 
+You can connect wired headphones or a speaker to pin 0 and GND on the edge connector to hear 
+the sounds.
+The speaker can be turned off or on using the functions listed here. """
+
+#Functions
+
+def off():
+    """ Use off() to turn off the speaker. This does not disable sound output to an 
+    edge connector pin. """
+    pass
+
+def on():
+    """ Use on() to turn on the speaker. """
+    pass
+