Idea function: Smartwatches make Grapheneos sound burglar alarms via Bluetooth.

Smartwatches and Grapheneos Sirens connected by Bluetooth

1.When the Grapheneos Sirens is enabled, the screen is not unlocked, the sound level cannot be adjusted, Restart and Power off device

2. Grapheneos Sirens an alarm when the Bluetooth connection is disconnected.
3. The Smartwatches App manually sounds an alarm to Grapheneos to locate the phone by sound.