Proximity Points Settings Proximity points settings allow you to enable proximity alerts as well as adjust speed alert tones and proximity alert tones for Custom POI sets and safety cameras. To change settings, select (Menu >) Settings > Proximity Points. Custom POI Sets - select Enabled or Disabled. Garmin Safety Cameras - select Enabled or Disabled. Audio Notification - select Single Tone, Continuous - Speed Alerts (continuous tone for speed alerts only), or Continuous - All Alerts.