The current "Send SOS" plays a loud sound from the speaker, with the SOS beacon. To cut time, I didn't modify the volume programmatically. So the user would ne

The current "Send SOS" plays a loud sound from the speaker, with the SOS beacon. To cut time, I didn't modify the volume programmatically. So the user would need to have their volume set at 100%. This needs improvement, especially considering my phone is always muted. Likewise, the battery usage needs better testing.