diff --git a/docs/reference/devices/tell-microphone-to.md b/docs/reference/devices/tell-microphone-to.md
index 52879fef..c0bd92d2 100644
--- a/docs/reference/devices/tell-microphone-to.md
+++ b/docs/reference/devices/tell-microphone-to.md
@@ -12,7 +12,7 @@ The functions in the antenna namespace allow the BBC micro:bit to communicate wi
 
 ### JavaScript
 
-```
+```sig
 export function tellMicrophoneTo(event: string)
 ```
 
@@ -36,12 +36,16 @@ export function tellMicrophoneTo(event: string)
 
 To tell the connected device to start recording audio
 
-```
+```blocks
 devices.tellMicrophoneTo("start capture")
 ```
 
 To tell the connected device to stop recording audio
 
-```
+```blocks
 devices.tellMicrophoneTo("stop capture")
 ```
+
+```package
+microbit-devices
+```
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