> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes. # enableDeviceMonitoring > Starts monitoring for media device changes (connect/disconnect). ```ts enableDeviceMonitoring(): void ``` Starts monitoring for media device changes (connect/disconnect). ## **Examples** ```ts client.enableDeviceMonitoring(); ``` > Starts monitoring for media device changes (connect/disconnect).